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Science Buddies

@sciencebuddies.bsky.social
80 followers 30 following 84 posts

Free science and engineering projects, lessons, activities, and resources for K-12 #STEM education. Annual global #EngineeringChallenge www.sciencebuddies.org

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Science Buddies @sciencebuddies.bsky.social · 30/09/2026
Make paper rockets + teach/review the scientific method in middle school. FREE lesson uses paper rockets to introduce and review the steps. www.sciencebuddies.org/teacher-reso... #STEM #scienceteacher #scientificmethod #edusky #middleschool
Paper rockets lesson for STEM education
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Science Buddies @sciencebuddies.bsky.social · 02/09/2026
September is #BiodiversityMonth - Free #STEM projects and activities to explore habitats, ecosystems, biomes, and conditions that can threaten #biodiversity, including invasive species, climate change, and human interference. sbgo.org/biodiversity... #scienceprojects #scienceteacher
Images from biodiversity activities, including making a bird feeder and a habitat
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Science Buddies @sciencebuddies.bsky.social · 01/09/2026
What do rocks tell us about Mars? Student #STEM project: Use image processing and code to analyze large Mars rover datasets to learn about Martian terrain. sbgo.org/marsrocks26-b Project made possible with support from the New York Consortium for Space Technology #spacescience #mars
Image of Martian terrain surface rocks and rovers - student STEM project to explore rocks on Mars based on rover data
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Science Buddies @sciencebuddies.bsky.social · 31/08/2026
On space stations, recycling water, including urine, is important for astronauts. In this project, students explore distillation & filtration methods. High school #STEM: sbgo.org/recycleurine... Made possible w/ support from the New York Consortium for Space Technology. #space #scienceteacher
Colored and clear water and space image - recycle urine as drinking water STEM project for students
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Science Buddies @sciencebuddies.bsky.social · 21/08/2026
Watch out for crumbs! Crumbs can be a real problem for astronauts in space. In this #STEM project, students test cookie recipes to see which ingredients contribute to the amount of crumbs. Can you make a space-friendly cookie? sbgo.org/cookies26-b #spacescience #foodscience #scienceproject
Cookies against a starfield - STEM project testing cookie recipes for crumbs
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Science Buddies @sciencebuddies.bsky.social · 18/08/2026
Student #STEM - use #measles outbreak simulations and COVID-19 wastewater data to model how diseases spread, how public health officials monitor outbreaks, and how different variables affect the shape of an outbreak over time. sbgo.org/outbreaks26-b #publichealth #epidemiology #scienceteacher
sbgo.org
Model and Track Virus Outbreaks - Student STEM | Science Buddies Blog
Middle and high school STEM projects to help students explore real-world health and epidemiological challenges through measles outbreak simulations and COVID-19 data analysis.
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Science Buddies @sciencebuddies.bsky.social · 13/08/2026
Always a #STEM favorite! Paper roller coasters are great for the start of the school year, a unit on potential & kinetic energy, or as a fun exploration in or out of the classroom. FREE resources: Middle school lesson: sbgo.org/rollerlp26-b Activity: sbgo.org/roller26-b #RollerCoasterDay
Paper roller coaster - FREE stem activity or lesson plan uses simple materials - For K-12 students
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Reposted by Science Buddies
Gary McFarlane @garym6942.bsky.social · 13/08/2026
The Science Project Pathways tool allows teachers to easily create a customized timeline and schedule of assignments for all steps of a science fair project. www.sciencebuddies.org/blog/science... via @sciencebuddies.bsky.social #STEM #SciEd #ScienceFair #ScienceProjects #SciChat
sciencebuddies.org
How to Use the Science Project Pathways Tool: Schedule and Manage Science Projects! | Science Buddies Blog
The Science Project Pathways tool allows teachers to easily create a customized timeline and schedule of assignments for all steps of a science fair project. Now with workbooks, rubrics, and pre- and ...
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Science Buddies @sciencebuddies.bsky.social · 11/08/2026
Eclipse science! With a pinhole projector made from ordinary cardboard, students can see the shadow of an eclipse cast on paper. The pinhole projector can also be used for this #STEM project: sbgo.org/pinholeproje... #eclipse #scienceteacher #solareclipse
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Science Buddies @sciencebuddies.bsky.social · 29/07/2026
Removing dyes from water can help protect human and animal health. In this project, students experiment to see if yeast can break down various dyes in contaminated water. sbgo.org/bioremediati... #scienceproject #scienceteacher #bioremediation #STEM
Can yeast help clean dyes from water? Glasses with colored water as part of STEM project
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Science Buddies @sciencebuddies.bsky.social · 21/07/2026
What strategies help limit the spread of wildfires? In this project, students use a computer simulation to model what happens when buffer zones are increased or decreased. sbgo.org/wildfirespre... #edusky #wildfires #scienceteacher #STEM
Image from computer simulation of wildfire spread model
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Science Buddies @sciencebuddies.bsky.social · 13/07/2026
Fun in the sun? Explore all things solar, including the solar system, solar power and renewable energy, solar panels, and more with student #STEM www.sciencebuddies.org/blog/sun-sol... Ideas for home or the classroom. #scienceteacher #edusky #summerscience

Sun and Solar Science Projects
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Science Buddies @sciencebuddies.bsky.social · 30/06/2026
Foaming science fun! What colors will you use to customize your elephant toothpaste? How much will it foam? sbgo.org/elephant26-b #stem #summerscience #stemactivity #scienceteacher #chemicalreactions
Elephant toothpaste in red, white, and blue
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Science Buddies @sciencebuddies.bsky.social · 25/06/2026
Will it float? Build and test sailboats, submarines, and other underwater vehicles for summer #STEM. With these activities, kids can explore the physics behind how boats sail, float, and sink. sbgo.org/boats26-b #scienceteacher #edusky #STEMactivity #summerscience
Cork boat, submarine, and underwater ROV
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Science Buddies @sciencebuddies.bsky.social · 23/06/2026
How does dust impact the power output of a solar panel? How does the problem change on the Moon or on Mars? Student #STEM project directions: sbgo.org/solarpaneldu... This #spacescience project made possible with support from the New York Consortium for Space Technology #solarpower #edusky
Image of solar panel with a covering of dust or something similar
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Science Buddies @sciencebuddies.bsky.social · 19/06/2026
Summer #AI for students: experiment with prompt engineering & agentic AI while exploring real-world applications with recipes, custom study aids, & money tracking. For younger students: tasty summer #STEM activities w/ AI brainstorming extensions. sbgo.org/ai-recipes26-b #summerSTEM #AIprojects
Summer dessert concoction - STEM AI projects for students related to recipes, flashcards, and more
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Science Buddies @sciencebuddies.bsky.social · 15/06/2026
Student #STEM: Use games and puzzles to explore how AI systems generate ideas, make decisions, and improve through feedback. Experiment with Tic Tac Toe, Connect 4, Minesweeper, & more. sbgo.org/ai-games26-b #summerSTEM #AIproject #STEMactivities
Person holding cards for a game
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Science Buddies @sciencebuddies.bsky.social · 12/06/2026
What's the best way to land a model rocket? Make rockets from paper towel tubes and drop them to test recovery methods like parachutes and streamers. sbgo.org/rocketrecove... — Student #STEM project made possible with support from The Aerospace Corporation #rocketscience #scienceteacher
Sample homemade rocket for rocket recovery project
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Science Buddies @sciencebuddies.bsky.social · 04/06/2026
Model bioremediation using yeast as a flocculant to remove microplastics in water. Project directions: sbgo.org/bioremediati... Thank you, Millipore Sigma, for supporting #sustainability projects & student #STEM. Reply or DM to share your #scienceproject #scienceteacher #worldoceans #oceansday
Image of glitter on a spoon as part of a bioremediation project
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Science Buddies @sciencebuddies.bsky.social · 26/05/2026
Looking for low-prep #STEM activities for the end of the school year or summer learning? Build paddle boats, bridges, catapults, trebuchets, and more with simple popsicle sticks and other easy-to-find materials. sbgo.org/popsiclestic... #summerSTEM #STEMactivity #summercamp
sbgo.org
Popsicle Stick STEM Projects | Science Buddies Blog
Science projects and STEM activities that use wooden craft or popsicle sticks
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Science Buddies @sciencebuddies.bsky.social · 20/05/2026
Pollination relies on millions of bees and other pollinators to pollinate many of the fruits, vegetables, and nuts we eat. Explore pollinators for World Bee Day with this lesson plan from @calacademy.bsky.social for grades 3-7: sbgo.org/pollinators2... #edusky #STEM #WorldBeeDay
Flowers seeking pollination lesson plan / Bee on flower photo by John Severns
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Science Buddies @sciencebuddies.bsky.social · 13/05/2026
What happens when seeds meet 3D printing? Student #STEM: Test sodium alginate concentrations to bioprint a gel that supports seed germination. No 3D printer needed. sbgo.org/bioprinting2... #scienceteacher #3Dprinting #STEMeducation #edusky
3D printing with plant seeds student STEM project
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Science Buddies @sciencebuddies.bsky.social · 11/05/2026
Student project - use free SimPandemic to explore factors that affect the spread of #measles and analyze outcomes. Project directions: sbgo.org/measles26-b Reply or DM to let us know about your #scienceproject!
Graph from student project simulating spread of Measles during an outbreak
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Reposted by Science Buddies
Gary McFarlane @garym6942.bsky.social · 10/05/2026
These free #STEM projects, experiments, lessons & activities help educators teach K-12 students about the physics of light, specifically, visible light, with hands-on exploration & active learning. www.sciencebuddies.org/blog/teach-v... via @sciencebuddies.bsky.social #SciEd #education #SciChat
sciencebuddies.org
16 Science Projects and Lessons About Visible Light | Science Buddies Blog
Teach K-12 students about visible light science with free hands-on STEM lessons and activities!
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Science Buddies @sciencebuddies.bsky.social · 08/05/2026
What can we learn from rocks on Mars? In this #STEM project, students use image processing and coding to analyze large Mars rover datasets. sbgo.org/marsrocks26-b Project made possible w/ support from the New York Consortium for Space Technology. Reply to tell us about your project! #spacescience
Image of Martian terrain surface rocks
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Science Buddies @sciencebuddies.bsky.social · 04/05/2026
#Maythe4thBeWithYou Intergalactic #STEM for #StarWarsDay and beyond - DIY mini drone. sbgo.org/starwars26-b #STEMactivity
 DIY popsicle stick mini drone for Star Wars Day
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Science Buddies @sciencebuddies.bsky.social · 04/05/2026
#Maythe4thBeWithYou Explore simple circuits with mini lightsabers for hands-on #StarWarsDay #STEM. sbgo.org/starwars26-b #scienceteacher #STEMactivity #edusky
 DIY mini lightsabers for Star Wars Day
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Science Buddies @sciencebuddies.bsky.social · 30/04/2026
Lightsabers made from straws and a simple circuit for #StarWarsDay. This #STEM activity is part of more than forty ideas for #Maythe4thBeWithYou! #EduSky #StarWars youtube.com/shorts/wLTKR...
youtube.com
DIY Mini LED Lightsaber
YouTube video by Science Buddies
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Science Buddies @sciencebuddies.bsky.social · 17/03/2026
Two weeks left for students to build and test their solutions for the #BallRunChallenge. There is still time to do this #engineering activity with students in or out of the classroom! sbgo.org/ec26-b Entries accepted through March 31, 2026 #STEMeducation #afterschool #STEM
Ball run for the 2026 Science Buddies Engineering Challenge
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Science Buddies @sciencebuddies.bsky.social · 10/03/2026
Help students discover the secret of #Pi by exploring the relationship between the circumference and diameter of assorted circular objects. Video and activity: sbgo.org/piday26-b #scienceteacher #STEM #piday
Using ribbon to measure the circumference of an object in Pi Day activity
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Science Buddies @sciencebuddies.bsky.social · 25/02/2026
The #BallRunChallenge is a paper-and-tape challenge! Simple materials put the focus on trying engineering, not expensive supplies. sbgo.org/ec26simplema... #ScienceBuddiesEngineeringChallenge #STEM #EWeek #tryengineering
Image of ball runs for 2026 Science Buddies Engineering Challenge
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Science Buddies @sciencebuddies.bsky.social · 24/02/2026
Explore #engineering in #elementaryschool with hands-on projects for grades K-5. sbgo.org/eweek26elem-b #scienceteacher #STEM #engineersweek #eweek
sciencebuddies.org
12+ Engineering Challenges for Elementary School | Science Buddies Blog
Try one of these 12+ free engineering design challenges and engineering projects to get kids brainstorming, building, and innovating with the engineering design process.
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Science Buddies @sciencebuddies.bsky.social · 16/02/2026
Inspire students to make connections between science history, STEM careers, and #scienceprojects as part of #BlackHistoryMonth sbgo.org/blackhistory... #scienceteacher
Four scientists from history as part of Black History Month STEM collection of profiles and project connections
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Science Buddies @sciencebuddies.bsky.social · 16/02/2026
The #BallRunChallenge is great for afterschool and out-of-school groups, clubs, and programs! Simple materials make the #ScienceBuddiesEngineeringChallenge easy to prepare and flexible to manage across ages. sbgo.org/ec26groups-b #STEM #tryengineering #STEMactivity #afterschool

Image of ball run for 2026 Science Buddies Engineering Challenge
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Science Buddies @sciencebuddies.bsky.social · 11/02/2026
What happens when solar panels get covered with snow? Use a small solar panel and a multimeter to find out! sbgo.org/solarsnow26-b #scienceproject #scienceteacher #electronics
Solar panel and multimeter in snow - student STEM electronics project
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Science Buddies @sciencebuddies.bsky.social · 10/02/2026
Special delivery! This cute #robot is a #ValentinesDay STEM favorite! Check out this and other creative science and engineering projects and activities for Valentine's Day: sbgo.org/deliverybot2... #robotics #stem #scienceteacher
Robot made from paper and simple electronics parts that is carrying candy hearts for a Valentine's Day STEM project
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Reposted by Science Buddies
Gary McFarlane @garym6942.bsky.social · 04/02/2026
Celebrate Lunar New Year and the Year of the Horse with these free science and engineering activities for enriching hands-on STEM. www.sciencebuddies.org/blog/lunar-n... via @sciencebuddies.bsky.social #STEM #SciEd #ScienceProjects #SciChat
sciencebuddies.org
12 STEM Activities for Lunar New Year - Year of the Horse Science | Science Buddies Blog
12 free science and engineering activities to celebrate Lunar New Year with STEM!
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Science Buddies @sciencebuddies.bsky.social · 04/02/2026
The 2026 #BallRunChallenge is a free, classroom-ready #engineering challenge that works across grade levels using simple materials like paper and tape. See our list of 10 key reasons teachers are making time for it this year... sbgo.org/ec26tenreaso... #scienceteacher #STEM
sbgo.org
10 Reasons to Do the Ball Run Engineering Challenge | Science Buddies Blog
Ten reasons to do the 2026 Science Buddies Engineering Challenge with students!
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Science Buddies @sciencebuddies.bsky.social · 28/01/2026
Want your students to build engineering design skills and have fun at the same time? The #BallRunChallenge is open to K-12 students worldwide! www.youtube.com/watch?v=VW16... #STEM #scienceteacher #STEMchallenge #eduSky #ScienceBuddiesEngineeringChallenge
youtube.com
Ball Run Challenge: 2026 Science Buddies Engineering Challenge
YouTube video by Science Buddies
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Science Buddies @sciencebuddies.bsky.social · 08/01/2026
The 2026 Science Buddies Engineering Challenge has been revealed! Put the #BallRunChallenge on your #STEM calendar for students to try engineering with a fun paper and tape activity! sbgo.org/ec26-b #ScienceBuddiesEngineeringChallenge #edusky
Example of ball run device for 2026 Science Buddies Engineering Challenge
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Science Buddies @sciencebuddies.bsky.social · 25/11/2025
Making something new for Thanksgiving? Updating a classic? Students can learn about #ai prompt engineering by transforming cooking videos into text recipes. Small wording changes can make a big difference! Student project directions: sbgo.org/promptfood25-b #STEM #edtech #promptengineering
sbgo.org
Generate Recipes from YouTube Videos with AI | Science Project
Generate Recipes from YouTube Videos using AI | Large language models create recipes from video transcripts
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Science Buddies @sciencebuddies.bsky.social · 20/11/2025
@teisha42.bsky.social is adding exciting #astrobiology content to the library at Science Buddies for #k12 students. #edusky #STEM
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Science Buddies @sciencebuddies.bsky.social · 20/11/2025
Is the Engineering Challenge on your calendar? See how this #STEM teacher in Louisiana did the 2025 Engineering Challenge with 500+ elementary school students. sbgo.org/deridder25-b #ScienceBuddiesEngineeringChallenge #scienceteacher #edusky
sbgo.org
Louisiana Teacher Does Rocket Catcher Challenge with More than 500 Students! - Engineering Challenge Success Story | Science Buddies Blog
Louisiana STEM teacher did the 2025 Engineering Challenge with 500+ students in 2nd, 3rd, and 4th grade—and won big!
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Science Buddies @sciencebuddies.bsky.social · 11/11/2025
What microbes that exist today could have survived the pH conditions of early Earth? Investigate with microorganisms from a local water source in this student #microbiology #astrobiology project. Student project and video: sbgo.org/modernmicrob... #STEM #scienceproject #edusky #scienceteacher
Petri dishes from microbiology science experiment
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Science Buddies @sciencebuddies.bsky.social · 21/10/2025
Design your own robots! These creative vibrobots are a fun and creative way to explore #robotics using a few electronics parts and craft and recycled materials. Project directions: sbgo.org/vibrobots25-b (Lesson plan also available) #Halloween #eduSky #HalloweenSTEM #STEM
Sample vibrobot robots, including one  that looks like a spider and has pipe cleaner legs
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Science Buddies @sciencebuddies.bsky.social · 30/09/2025
What is a watershed, and how does the passage of water over land contribute to nutrient pollution in a body of water? Students explore in this #environmentalscience #STEM project. sbgo.org/watershed25-b #sustainability #scienceproject #scienceteacher
sbgo.org
Understanding the Role of Watersheds in Water Pollution: Modeling a Watershed for Common Sources of Nutrient Pollution | Science Project
Explore Watershed Science: Learn about water sources, pollution sources, and how to model and monitor watersheds effectively.
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Science Buddies @sciencebuddies.bsky.social · 16/09/2025
Did you read about Sam Shoemaker and his 26-mile mushroom boat voyage? Maybe not a boat, but students can experiment with mycelium as a building material in this #STEM project. sbgo.org/micelium25-b #scienceproject #sciencefair #scienceteacher #edusky
Sample mushroom mycelium objects
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Science Buddies @sciencebuddies.bsky.social · 12/09/2025
Talk Like a Pirate Day is coming up! Make fun #STEM connections with pirate-themed #science and #engineering activities, from a spyglass to the science of monocular vision. sbgo.org/piratestem25-b #scienceteacher #TalkLikeAPirateDay #edusky

Student wearing eyepatch for STEM exploration of monocular vision and depth perception.
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Science Buddies @sciencebuddies.bsky.social · 10/09/2025
Student #STEM: Build your own acoustic levitator to make objects float in mid-air using invisible sound waves. Project directions and video: sbgo.org/levitator25-b #sciencefair #scienceproject #physics #scienceteacher #edusky
sbgo.org
Arduino Ultrasonic Levitator | Science Project
Make small objects levitate in mid-air using ultrasonic sound in this fun engineering project.
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Science Buddies @sciencebuddies.bsky.social · 04/09/2025
New K-12 #STEM projects - real-world environmental science, agricultural technology, & sustainability, from removing microplastics to monitoring watersheds and nutrient pollution. sbgo.org/envscience25-b
sbgo.org
New Environmental Science and Sustainability Projects for Student STEM | Science Buddies Blog
New, cutting-edge student projects support student exploration of real-world environmental science, ecology, and sustainability challenges and solutions.
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