The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

This science fair project idea identifies trees using a dichotomous key.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

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 idea builds models of various types of bridges and then determines which bridge design is the strongest.

The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

Make an edible play dough with your child to help her develop her sensory and motor skills.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.