iiinova — where your digital self keeps evolving

PhET Interactive Simulations @phetsims.bsky.social · 05/10/2026

Happy #WorldTeachersDay to the educators who bring science and math to life, one sim at a time. We made these frames just for you. Visit twibbonize.com/proud-phet-teacher/ Swipe to pick a frame, add your photo, download and share it on your story, feed or WhatsApp Tag @phetsims #ProudPhETTeacher

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PhET Interactive Simulations @phetsims.bsky.social · 05/10/2026

Dear Teachers, we've been meaning to tell you.... WHAT YOU MEAN TO US! Happy #WorldTeachersDay #PhETsims #ProudPhETTeacher

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PhET Interactive Simulations @phetsims.bsky.social · 01/10/2026

If atoms decay at random, how can half-life be so predictable? PhET developer John Blanco shows what happens when you watch a thousand atoms at once and why that randomness becomes something scientists can count on.

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PhET Interactive Simulations @phetsims.bsky.social · 30/09/2026

Happy International Translation Day! Hundreds of volunteers have brought PhET sims to students in 132 languages. Thank you to every translator for every hour and word. f.mtr.cool/pibkk1lhlw

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PhET Interactive Simulations @phetsims.bsky.social · 28/09/2026

Three emojis. 🧀 🍞 🥪 Name the PhET sim. 🔍 Clue: it's a chemistry sim, and it really does start in the kitchen. #chemistryteacher #chemistry #stoichiometry Guess in the comments.

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PhET Interactive Simulations @phetsims.bsky.social · 22/09/2026

Sneak a peak at the Photoelectric Effect sim being released soon, and learn more about what makes it so effective. Explore free quantum sims: f.mtr.cool/xeqz3gis52

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PhET Interactive Simulations @phetsims.bsky.social · 21/09/2026

Which one doesn't belong? 🤔 01 Build an Atom, 02 Build a Fraction, 03 Build a Molecule, 04 Build a Nucleus. Three share something; the fourth doesn't. Which is the odd one out? What's the rule?

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PhET Interactive Simulations @phetsims.bsky.social · 15/09/2026

Fire one particle through a double slit and an interference pattern shows up. You could never see that in a real lab. Our new quantum sim visualizes it. f.mtr.cool/ybtpgpoqpq

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PhET Interactive Simulations @phetsims.bsky.social · 14/09/2026

One sim. Four concepts. 🎯 #Balance. Proportional reasoning. #Torque. #Lever arm. Which PhET sim covers all four? 🔍 Clue: Your students have all played on one at the park. Guess in the comments. #physicsteacher #iTeachPhysics #phet

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PhET Interactive Simulations @phetsims.bsky.social · 08/09/2026

The vowels have left the building. 🎯 MK TN — 8 letters, 3 words. Name the sim. 🔍 Clue: it's turns around. Drop your guess below. #mathteacher #elementarymath #numbersense #mathgames

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PhET Interactive Simulations @phetsims.bsky.social · 27/08/2026

Carbon-14 decays on a schedule you cannot see and cannot rush. The Alpha Decay and Beta Decay sims gives students the timeline and lets them play with it. Meet the developer building it. #PhET #ScienceTeachers #PhysicsTeacher #ChemistryTeacher #NuclearPhysics

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PhET Interactive Simulations @phetsims.bsky.social · 26/08/2026

Women have always shaped the world, and equal rights ensure the next ones can too. The future great names are sitting in your classroom right now. Free resources to help you get them there: f.mtr.cool/ssyvfqhuhc

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PhET Interactive Simulations @phetsims.bsky.social · 25/08/2026

Some of you will get this in a few seconds. The rest of you are going to scroll our sim library pretending you weren't 😂 ⚡🛹⛰️ = ? Name the sim. Answer in the comments below. #PhysicsTeacher #ScienceTeacher #STEM

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PhET Interactive Simulations @phetsims.bsky.social · 20/08/2026

Taliesin Smith is part of the team building a physics sim you can explore without looking at it. On Quantum Wave Interference, an upcoming PhET sim, students run a double-slit experiment by keyboard and hear the pattern described out loud. Here's an early look.

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PhET Interactive Simulations @phetsims.bsky.social · 18/08/2026

Make a Ten just got a refresh: improved ways to compose and decompose numbers, sound on every move, and it runs on any screen in dozens of languages. Students drag cards to break numbers apart, reinforcing the "make a ten" strategy. f.mtr.cool/xvnlbywmjs

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PhET Interactive Simulations @phetsims.bsky.social · 13/08/2026

This summer we brought teachers and researchers together to build the next generation of quantum sims. Teachers tested upcoming sims, designed classroom activities, and told us what their students actually need. Learn how to get involved: f.mtr.cool/qgpfqwsoux

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PhET Interactive Simulations @phetsims.bsky.social · 12/08/2026

Planning your science lessons for the year? This free Natural Selection activity is ready to run, data tables and all. Open the sim, print the sheet, and you're set. It's one of many expert vetted activities on PhET's website 🔗 f.mtr.cool/cifzvfpres

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PhET Interactive Simulations @phetsims.bsky.social · 10/08/2026

Guess the sim from this learning goal Name it, one guess per comment. read before you post, no repeats. Answer shared tomorrow. #GuessTheSim #math #iteachmath

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PhET Interactive Simulations @phetsims.bsky.social · 06/08/2026

Low cost graduate credits, and for a limited time: a free course on sustainability. Built by the PhET team. First enrollment deadline is August 15th. f.mtr.cool/qrieodqxgk

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PhET Interactive Simulations @phetsims.bsky.social · 02/08/2026

At #LitMath26 in Charlotte this week: Catherine Carter on using free interactive sims to energize math class. Wed Aug 5, 10:00 to 11:15 AM, Room W207A. Bring a device and try them with us.

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PhET Interactive Simulations @phetsims.bsky.social · 30/07/2026

New from PhET: a professional learning library, all in one place. 200+ resources for growing your practice with sims, and you can filter by subject, grade level, and length: how-to guides, webinars, and full courses. f.mtr.cool/tkfarncvvl

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PhET Interactive Simulations @phetsims.bsky.social · 16/07/2026

World Cup season is a fun way into the trickiest idea in stats: the mean. In Center and Variability, students become the striker. Every kick is a data point, and the mean and median move in real time. f.mtr.cool/umhpfnpqex

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PhET Interactive Simulations @phetsims.bsky.social · 16/06/2026

While students are away, the PhET team is at play!⚛️ We're using every minute of summer break to bring you something we've been building toward for a long time. Learn more about our Quantum Education Initiative 🔗 f.mtr.cool/nnveocedmh #PhETSimulations #QuantumEducation

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PhET Interactive Simulations @phetsims.bsky.social · 21/05/2026

Today is Global Accessibility Awareness Day. 💙 Many of our sims include features designed so every student can experience the same depth of interactive STEM learning. In this video find out how to find the sims with the features your students need. f.mtr.cool/xgzabtblro

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PhET Interactive Simulations @phetsims.bsky.social · 02/05/2026

PhET’s 10-day #springfundraiser Support efforts to bring 5 popular legacy sims to HTML for the next school year. As a small nonprofit, PhET relies on support from our community to keep creating high-quality, open educational resources for science and math giveto.colorado.edu/campaigns/50...

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PhET Interactive Simulations @phetsims.bsky.social · 20/04/2026

We just got back from #NSTA2026 in Anaheim and we're still smiling. Teachers loved talking about our upcoming Quantum sims, the new sim Membrane Transport, and were curious about PhET Studio. Thank you to every educator who said hello. You're why we do this. 💙 #PhET #ScienceEducation #STEMed

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PhET Interactive Simulations @phetsims.bsky.social · 15/04/2026

Parents & educators! Help @PhETsims design new Machine Learning sims. This NSF project REQUIRES co-creation between researchers and families. 1️⃣ Use the link to submit ideas. 2️⃣ Mention "PhET simulations" in your entry. 3️⃣ Submit by Monday, April 20. Visit: airtable.com/appIWEuYz46j...

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PhET Interactive Simulations @phetsims.bsky.social · 14/04/2026

Happy #WorldQuantumDay! Today, we celebrate the incredible potential of quantum science. The quantum workforce needs better education tools, as existing tools haven't kept pace. We are building them and invite you to join our community. bit.ly/PhETQuantumSurvey2026 #QuantumWorkforce

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PhET Interactive Simulations @phetsims.bsky.social · 11/04/2026

From babies with big dreams to shaping STEM teaching and learning. Meet a few little folks 👶 who make things happen at PhET! #thisiswho #meettheteam #edusky

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PhET Interactive Simulations @phetsims.bsky.social · 30/03/2026

24 years of free simulations for classrooms. That’s not changing. What is changing: our license is moving from CC BY to CC BY-NC, to help us ensure commercial users contribute to sustaining the PhET library you love. 🚀 Small update, big mission: bit.ly/small-change...

PhET Announcement - CC BY-NC License Transition

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PhET Interactive Simulations @phetsims.bsky.social · 28/03/2026

We’re a #ToolsCompetition finalist in the Accelerating K-12 Learning track! @ToolsCompete is awarding $3+ million this cycle to the next generation of educational tools. Check out all the finalists here. tools-competition.org/26-finalists #PhET #edusky

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PhET Interactive Simulations @phetsims.bsky.social · 14/03/2026

Experiment with one or two #pendulums, see how the length, weight, gravity, or angle affect the #period. Learners will also observe the system's energy in real-time and discover the conservation of mechanical energy. phet.colorado.edu/en/simulatio... #PeriodicMotion #iTeachPhysics #edusky

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PhET Interactive Simulations @phetsims.bsky.social · 09/03/2026

"The first step to belonging in math is believing students do belong." Check out our new article in @NCTM MTLT! We share how 6th graders used @PhETsims to explore the mean as a balance point through their own datasets. Read here: pubs.nctm.org/view/journal... #iteachmath #MTBoS #NCTM

Screenshot of the Mean:Share and Balance

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PhET Interactive Simulations @phetsims.bsky.social · 05/03/2026

"If I teach, I need to be prepared. If I don’t study, what will I teach?" Meet Yrma, a 30+ years educator from Peru who never stops learning! She uses PhET to create a "dynamic classroom" where students have more exploration possibilities Full story: medium.com/@phet-global...

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PhET Interactive Simulations @phetsims.bsky.social · 28/02/2026

Let your students compare and contrast bar magnets and electromagnets. Discover the characteristics of electromagnets, the variables and the effects each variable has on the magnetic field's strength and direction. phet.colorado.edu/en/simulatio... #iteachphysics #physics #edusky

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PhET Interactive Simulations @phetsims.bsky.social · 12/02/2026

Build a Nucleus allows students to explore how changes in the number of protons and neutrons affects the nuclear species, the stability of a nucleus, and its possible decay mechanisms. Discover stability and decay trends in the isotopes. #chemistry #chemed phet.colorado.edu/en/simulatio...

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PhET Interactive Simulations @phetsims.bsky.social · 31/01/2026

PhET Interactive Simulations has just released a new course, Teaching Electricity and Magnetism with PhET Simulations. You will explore PhET’s electricity & magnetism simulations, learn from model lessons, and design your own custom sim-based lesson plans. bit.ly/ElectricityMagnetism #edusky

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PhET Interactive Simulations @phetsims.bsky.social · 28/01/2026

COMING UP TOMORROW: Learn how simulations can invite student ownership of ideas and allow students to drive investigations through the use of specific questioning strategies, challenge prompts, and metacognitive approach. #teacherPD #PhET Sign up: vz.to/4ht1YnG

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PhET Interactive Simulations @phetsims.bsky.social · 26/01/2026

Predict how changing variables in a #linearequation will affect the graphed line. With Graphing Lines, students can explore the parameters of the slope-intercept and point-slope form of a #line. phet.colorado.edu/sims/html/gr... #math #iteachphysics #edusky

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PhET Interactive Simulations @phetsims.bsky.social · 24/01/2026

WEBINAR: Learn how simulations can invite student ownership of ideas and allow students to drive investigations through the use of specific questioning strategies, challenge prompts, and metacognitive approach. #teacherPD #PhET Sign up: vz.to/4ht1YnG

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PhET Interactive Simulations @phetsims.bsky.social · 22/01/2026

Tell us your favorite PhET sim or feature below👇 Keep it coming! #iteachphysics #chemed #iteachmath #edusky

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PhET Interactive Simulations @phetsims.bsky.social · 19/01/2026

ICYMI: The #PhETLabReport is out! - Find out which Sims got an upgrade - Special Opportunities: earn a certificate & optional graduate credit - Upcoming events & impact across the world Visit buff.ly/3LM4PVg Don't get the newsletter, sign up for an educator account: phet.colorado.edu/en/register

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PhET Interactive Simulations @phetsims.bsky.social · 05/01/2026

Build circuits with batteries, light bulbs, resistors, and switches. Setup used to take forever - now it takes seconds with #PhETStudio. Start your free trial today! phet.colorado.edu/en/studio/ov... #InteractYourWay #STEMEducation #STEM

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PhET Interactive Simulations @phetsims.bsky.social · 16/12/2025

WEBINAR: Get off to a great start with Engaging Chemistry Demonstration with PhET Simulations. Learn about an effective way to use computer simulations as thought-provoking demonstrations, with the support of scaffolded prediction sheets. Sign up vz.to/4ht1YnG #iTeachChem #chemistry #teacherPD

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PhET Interactive Simulations @phetsims.bsky.social · 06/12/2025

Can you predict the bin where a single ball might fall?😉 Students can compare single/multiple trials, switch between concrete/abstract representations, and begin to explore binary probability. #statistics #histograms #math phet.colorado.edu/en/simulatio...

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PhET Interactive Simulations @phetsims.bsky.social · 29/11/2025

How does light bend at the interface between two media, and what determines the angle? With Bending Light, students can explore light between two media of different indices of refraction and play with different prisms(shapes and materials) phet.colorado.edu/en/simulatio... #Optics #Prisms #edusky

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PhET Interactive Simulations @phetsims.bsky.social · 28/11/2025

In line with our mission to make STEM learning more engaging and accessible, we are honoured to be listed in the #LearningCabinet - a global list of EdTech solutions with proven potential to improve learning. Details: www.learningcabinet.org/tool/phet-in... #EdTechForGood #interactYourWay

Official member of Learning Cabinet banner

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PhET Interactive Simulations @phetsims.bsky.social · 24/11/2025

Sims + STEAM = Success. Learn about the use of whole-class instructional strategies and digital “clickers” to ask #thought-provoking questions while using a simulation about the #greenhouse effect and climate change. #teacherPD #digitalClickers

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PhET Interactive Simulations @phetsims.bsky.social · 22/11/2025

With Make a Ten, learners will develop mental math strategies for taking apart and putting together numbers. Improve understanding of place value by using different sizes of paper for ones, tens, and hundreds. #placeValue #math #arithmetic phet.colorado.edu/en/simulatio...

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PhET Interactive Simulations @phetsims.bsky.social · 20/11/2025

Offline Access: Did you know that you can access our collection of sims offline? To learn more, visit phet.colorado.edu/en/offline-a... #PhET #offline #edtech

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