DIY Projects & How-Tos

Hands-on STEM projects you can do at home or in the classroom. Each project comes with step-by-step instructions, materials lists, and learning goals.

engineering

Popsicle Stick Bridge

Build a real truss bridge from popsicle sticks, then watch how triangles guide compression and tension during your load test.

Easy · 1-2 hours

robotics

LEGO Grabber Robot

Build a source-backed grabber robot inspired by LEGO Education's SPIKE Prime Super Cleanup lesson and test how well it picks up different objects.

Medium · 2-3 hours

science

Coke & Mentos Experiment

Launch a fizzy soda fountain outdoors and learn why tiny candy surfaces make gas rush out fast.

Easy · 30 minutes

coding

My First Python Program

Write a simple quiz game and see how code can turn your ideas into something interactive.

Easy · 1 hour

science

Baking Soda Volcano

Build a mini volcano and trigger a bubbly eruption with a classic acid-and-base reaction.

Easy · 1 hour

engineering

Simple Circuit Light

Make a tiny light turn on by building a complete path for electricity to travel through.

Medium · 1-2 hours

science

Elephant Toothpaste Experiment

Watch a giant foam tower erupt from a single bottle as hydrogen peroxide breaks apart and releases oxygen in a spectacular exothermic reaction.

Medium · 30 minutes

science

Making Oobleck

Mix just two ingredients to make a mysterious goop that flows like a liquid but turns solid when you squeeze it—and discover the science of non-Newtonian fluids.

Easy · 20 minutes

Safety First!

Always have an adult present when doing experiments and projects. Wear safety goggles when needed, and work in a well-ventilated area. Safety is the most important part of any STEM project!

Have a Project Idea?

We'd love to hear your ideas! Share your STEM project suggestions with us.

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