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Mr. Alexander

@mralexclass.bsky.social
99 followers 426 following 49 posts

With nine years of classroom experience, I help teachers simplify their workload, integrate hands-on and multimedia activities, and build classroom systems that engage students and make teaching more manageable.

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Mr. Alexander @mralexclass.bsky.social · 29/04/2026
Did you know every piece of land on Earth is part of a watershed? Learn what that means for our rivers and water quality. 🌊
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Mr. Alexander @mralexclass.bsky.social · 26/04/2026
78% of the air is nitrogen — but most living things can't use it directly. Here's how the nitrogen cycle makes life possible. 🌱
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Mr. Alexander @mralexclass.bsky.social · 25/04/2026
A goldfish released in a California pond can destroy an entire ecosystem. Here's what makes a species invasive — and why it matters. 🐟
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Mr. Alexander @mralexclass.bsky.social · 22/04/2026
Steelhead and rainbow trout are literally the same species — just different behaviors. 🐟New post dives into salmon vs. trout for 7th grade science.
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Mr. Alexander @mralexclass.bsky.social · 19/04/2026
Upstream choices have downstream consequences. Here's how pollution travels from your neighborhood to the ocean. 🌊
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Mr. Alexander @mralexclass.bsky.social · 18/04/2026
Without decomposers, every ecosystem on Earth would collapse within years. Here's why bacteria and fungi are the real MVPs. 🍄
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Mr. Alexander @mralexclass.bsky.social · 15/04/2026
Reading a graph is a skill. A 6-step strategy for reading any graph like a scientist — new post at MrAlexander.org. 📊
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Mr. Alexander @mralexclass.bsky.social · 12/04/2026
There's no single definition of average. Mean, median, and mode each tell a different story. Here's how to know which one to use. 📊
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Mr. Alexander @mralexclass.bsky.social · 11/04/2026
Extra credit that actually teaches something: a river otter population growth challenge combining math, science, and ecosystem thinking. 🦦
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Mr. Alexander @mralexclass.bsky.social · 08/04/2026
Parts per million. Fish per square meter. H₂O. Scientists use ratios every single day. Here's the real-world math connection. 📊
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Mr. Alexander @mralexclass.bsky.social · 10/12/2025
Make group work productive.
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Mr. Alexander @mralexclass.bsky.social · 07/12/2025
Quick Formative Assessments That Actually Work - Classroom Tip
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Mr. Alexander @mralexclass.bsky.social · 06/12/2025
Making Middle School Math Visual - Classroom Tip
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Mr. Alexander @mralexclass.bsky.social · 03/12/2025
Best way to build class community fast? Try quick class meetings or daily shout-outs. Sharing, teamwork, and a little fun help everyone feel included—fast!
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Mr. Alexander @mralexclass.bsky.social · 30/11/2025
Quick class move tip: Try “Freeze Dance” or “Speed Ball” between lessons, rotate to different stations, or stand while reading. Fast movement keeps class fun and focused!
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Mr. Alexander @mralexclass.bsky.social · 29/11/2025
Using templates takes so much pressure off Special Education and ELL students. Clear models, repeatable structures, and visual cues help them focus on the actual learning instead of guessing what the assignment even wants. Tiny shift for us, huge clarity boost for them.
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Mr. Alexander @mralexclass.bsky.social · 26/11/2025
The weekly planning system that changed everything in my classroom wasn’t fancy. It was simple, predictable, and finally stopped me from drowning in prep. Teachers don’t need more chaos. We need systems that actually work.
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Mr. Alexander @mralexclass.bsky.social · 23/11/2025
Simple routines and visual reminders reduce repeated directions, speed up transitions, and boost student independence. Set clear workflows, use turn-in stations, and let kids handle predictable tasks. Work smarter, not harder.
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Mr. Alexander @mralexclass.bsky.social · 22/11/2025
Middle schoolers working independently feels like a myth, but it’s actually just structure in disguise. Clear directions, visual cues, and predictable routines turn “What do we do?” into “I got this.” Teach the process, not just the task, and watch kids handle work without you narrating every step.
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Mr. Alexander @mralexclass.bsky.social · 19/11/2025
Warm-ups shouldn’t be time-fillers. When they’re connected to the day’s goal, predictable, and actually meaningful, they take a class from chaotic to calm in minutes. Build routines that help students land, focus, and think. It changes everything.
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Mr. Alexander @mralexclass.bsky.social · 22/10/2025
Stop losing teaching time to chaos. These 5 quick behavior resets refocus a middle school class in under 3 minutes—no yelling required. Full guide 👉 mralexander.org/quick-behavi...
mralexander.org
Stop Losing Teaching Time to Chaos: 5 Quick Behavior Resets That Work
Stop losing class time to chaos. Use these five quick behavior resets to refocus your middle school classroom in under three minutes—no yelling required.
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Mr. Alexander @mralexclass.bsky.social · 19/10/2025
Many middle schoolers still struggle to decode and comprehend. Try these 5 fast, research-backed routines that rebuild reading skills without killing your lesson flow. 👉 mralexander.org/5-fast-routi...
mralexander.org
5 Fast Routines to Build Reading Fluency in Middle School
Meta Description: Struggling readers in middle school can improve decoding and comprehension with these 5 short, research-backed reading routines that fit easily into your daily lessons
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Mr. Alexander @mralexclass.bsky.social · 18/10/2025
Which number doesn’t belong? Let your students argue it out.
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Mr. Alexander @mralexclass.bsky.social · 16/10/2025
My first try failed, so I’m trying again. Please share and/or donate if you can. Thank you. www.donorschoose.org/project/help...
donorschoose.org
Help Students Livestream Events with Pro Video Tools, a project from Mr. Alexander
Help me give my students the equipment they need to livestream talent shows, award assemblies, and other school events on YouTube for our entire community to enjoy. My students are passionate story...
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Mr. Alexander @mralexclass.bsky.social · 15/10/2025
Estimation builds intuition.
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Mr. Alexander @mralexclass.bsky.social · 12/10/2025
Make math relevant every day.
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Mr. Alexander @mralexclass.bsky.social · 11/10/2025
Curiosity before content.
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Mr. Alexander @mralexclass.bsky.social · 25/09/2025
I have 8 days left to fund my project. All donations are being doubled today. Anything helps, thank you. www.donorschoose.org/project/let-...
donorschoose.org
Let Our Students Livestream School Events With Pro Video Tools!, a project from Mr. Alexander
Help me give my students the equipment they need to livestream talent shows, award assemblies, and other school events on YouTube for our entire community to enjoy. My students are passionate story...
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Mr. Alexander @mralexclass.bsky.social · 03/09/2025
Teachers—need a spark for your next project? My 7th graders are making podcasts, videos, and more in The Media Lab. Steal an idea or two for your class 👇 mralexander.org/the-media-la...
mralexander.org
The Media Lab: Student Multimedia Projects
The Media Lab: Showcasing student creativity through podcasts, videos, and multimedia projects. Discover more!
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Mr. Alexander @mralexclass.bsky.social · 31/08/2025
Want to boost student engagement? I’ve rounded up the tech tools I use to make lessons interactive, creative, and fun. These are the same tools that get my students excited to learn and ready to share their ideas. Take a look and see what could work in your classroom: mralexander.org/technology-t...
mralexander.org
Technology Tools
Discover top classroom technology tools that boost engagement and simplify teaching curated by Mr. Alexander.
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Mr. Alexander @mralexclass.bsky.social · 27/08/2025
Best grading snack? Coffee, chocolate, or something healthy?
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Mr. Alexander @mralexclass.bsky.social · 24/08/2025
9 years in, I’ve learned this: The less you stress about what’s out of your hands, the better you teach.
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Mr. Alexander @mralexclass.bsky.social · 23/08/2025
Teaching tip: Control what you can. Release what you can’t. Your classroom is where you make the biggest impact.
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Mr. Alexander @mralexclass.bsky.social · 20/08/2025
Donations are currently being matched! Any help would be greatly appreciated. Please like, share, or donate. Thank you! www.donorschoose.org/project/let-...
donorschoose.org
Let Our Students Livestream School Events With Pro Video Tools!, a project from Mr. Alexander
Help me give my students the equipment they need to livestream talent shows, award assemblies, and other school events on YouTube for our entire community to enjoy. My students are passionate story...
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Mr. Alexander @mralexclass.bsky.social · 20/08/2025
One piece of advice you’d give to your past self before your first year teaching?
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Mr. Alexander @mralexclass.bsky.social · 17/08/2025
What’s the one school supply you always run out of first?
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Mr. Alexander @mralexclass.bsky.social · 16/08/2025
What’s the first piece of advice you’d give to a new teacher?
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Mr. Alexander @mralexclass.bsky.social · 13/08/2025
Teacher challenge: Share your best low-prep activity for a tired Friday. Bonus points if it works for any subject.
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Mr. Alexander @mralexclass.bsky.social · 10/08/2025
Teacher tip: Record short video instructions for activities so you can help students one-on-one while the rest get started. Full guide here 👉
mralexander.org
Short Video Instructions for the Classroom
Create short video instructions for the classroom to save time, boost independence, and support every student.
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Mr. Alexander @mralexclass.bsky.social · 09/08/2025
What’s your #1 classroom time-saver? The thing you’d keep doing even if everything else changed.
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Mr. Alexander @mralexclass.bsky.social · 09/08/2025
Teachers, quick poll: What’s ONE thing you wish you had known your first year in the classroom that would have saved you time or stress?
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Mr. Alexander @mralexclass.bsky.social · 31/07/2025
Exciting news—I just updated my website! My goal is to create a space that's genuinely helpful for both teachers and students. I'd love for you to check it out and share your thoughts: mralexander.org
mralexander.org
Mr. Alexander's Education Hub: Where Learning Thrives
Discover educational resources, classroom tools, teacher tips, student activities, and the Liveschool rewards system.
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Mr. Alexander @mralexclass.bsky.social · 26/06/2025
Getting ready for a new school year & could use your support! I’m raising funds for my multimedia club to livestream events & for student council to run snack sales. A like, share, or donation means a lot—thank you! 💛 www.donorschoose.org/classroom/mr...
donorschoose.org
Help support Mr. Alexander's Classroom
Mr. Alexander is a teacher at Sheldon Academy Innovative Learning. Help Mr. Alexander get the tools they need by supporting their classroom.
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Mr. Alexander @mralexclass.bsky.social · 03/06/2025
Our Student Council is launching a snack stand to raise money for school dances, student incentives, and fun events. We’ve got the hustle, but we need the gear. www.donorschoose.org/project/snac...
donorschoose.org
Snacks for a Cause: Empowering Student Leaders, a project from Mr. Alexander
Help me give my students a rolling cooler, utility cart, cash box, and dry erase board so they can run a mobile snack stand to raise money for dances, student incentives, and community events. Our ...
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Mr. Alexander @mralexclass.bsky.social · 04/12/2024
🌟 Teaching can feel like a 24/7 job, but it doesn't have to be. Discover simple strategies to reclaim your time and find work-life balance. Your well-being matters, too! 💡✨ mralexander.org/simple-strat...
mralexander.org
Simple Strategies for Teachers to Find Work-Life Balance
Learn how teachers can set boundaries, prioritize tasks, and reduce stress to achieve better work-life balance.
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Mr. Alexander @mralexclass.bsky.social · 03/12/2024
Today only, every donation to my DonorsChoose project is doubled! Help me bring visual learning tools to my students and make a lasting impact. Your support means the world to us! 💙 #DonorsChoose #Education www.donorschoose.org/project/pict...
donorschoose.org
Picture Perfect: Empowering Students Through Digital Photography, a project from Mr. Alexander
Help me give my students digital cameras to capture and share their creativity in new and exciting ways. Thanks to your awesome support, we're about to give our students something truly special...
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Mr. Alexander @mralexclass.bsky.social · 24/11/2024
Discover practical classroom hacks that save time and energy while keeping your lessons organized and stress-free. mralexander.org/quick-wins-c...
mralexander.org
Quick Wins: Classroom Hacks to Save You Time and Energy
Discover practical classroom hacks that save time and energy while keeping your lessons organized and stress-free.
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Mr. Alexander @mralexclass.bsky.social · 21/11/2024
🚀 Elevate your teaching game! Discover top digital tools for student assessments, grading, & feedback, plus strategies to meet diverse learning needs. Foster engagement, growth, & success in your classroom. 🌟 mralexander.org/enhancing-st...
mralexander.org
Enhancing Student Assessment and Feedback: Digital Tools and Strategies for Diverse Learning Needs
Discover digital tools for student assessment and feedback to enhance student engagement and promote personalized learning.
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Mr. Alexander @mralexclass.bsky.social · 14/11/2024
mralexander.org/best-lesson-...
mralexander.org
Best Lesson Plans & Materials: Teacher's Guide
Discover practical strategies and resources to enhance your curriculum and engage students. Explore professional development for educators.
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