Earth & Weather
How Does Shade Affect Soil Temperature? A Simple Backyard Experiment
Explore how shade changes the temperature of soil by comparing a sunny spot with a shaded one using everyday items…
A WORLD OF WONDER, RIGHT AT HOME
Small experiments.
Big discoveries.
Turn a little curiosity into an “aha!” moment. Explore hands-on science projects with everyday materials, clear steps, and plenty of room to wonder.
Everyday materials Step-by-step guides Real science
THE PROJECT FINDER
What are you curious about?A little help finding your next big idea.
FOLLOW YOUR CURIOSITY
Your next discovery starts here.
23 projects match your choices.
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Engineering
Cardboard Bridge Engineering Challenge
Build and test a cardboard bridge that can hold as much weight as possible, learning about forces, load distribution, and…
Plants & Living Things
How Does Plant Spacing Affect Radish Growth? An Easy Home Experiment
Explore how the distance between radish seedlings changes their size and speed of growth. This beginner‑level experiment uses cardboard trays,…
Physics
Observing How Shadow Length Changes Over the Course of a Day
Children can track the length of a simple stick’s shadow from sunrise to sunset, learning why shadows are longest at…
Engineering
How Does Tower Base Width Affect Stability?
A wider base makes a tower harder to tip over. By building cardboard towers with different base widths, kids can…
NO FANCY LAB REQUIRED
Start with what
you already have.
A sheet of paper. A glass of water.
A whole world of possibilities.
SO MANY WAYS TO WONDER
Follow their curiosity.
From tiny seeds to faraway planets, there’s a discovery for every interest.
PhysicsMotion, light & the way things work19 projects
Chemistry & materialsMix things up. See what changes.8 projects
Plants & living thingsBig questions about little living things8 projects
Earth & weatherGet to know the world outside4 projects
Space scienceA universe of questions to explore2 projects
EngineeringDream it. Build it. Make it better.6 projects
FROM “WHAT IF?” TO “HERE’S WHAT I FOUND”
Big science fair energy.
A little less guesswork.
Picking an idea is just the beginning. Find guidance for asking a testable question, planning a fair test, and sharing what you discover.
Explore the science fair guideA LITTLE KNOW-HOW GOES A LONG WAY
For the grown-ups behind the “wow.”
Practical reads for parents, teachers, and curious minds of every age.
Everyday materialsStart with simple supplies.
Clear, practical guidanceLearn one step at a time.
Curiosity comes firstAsk, observe, and try again.
How we develop projects