The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

This science fair project investigates why the number of visible stars changes from place to place.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

In this fun science fair project, draw a 3D picture and compare the holographic effects of red and blue 3D glasses and HD glasses!

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

This science fair project teaches students about wilting and browning of salad greens.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

Help your young scientist celebrate the wonders of the night sky in the comfort of your own home.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Discover which fabrics shrink the most in the wash and why.

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This cool music science fair project idea has kids determine the effect of music on memory. Can music improve our cognitive abilities? Why or why not?

This science fair project idea demonstrates how our fingers prune when in water.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.