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How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Looking for a fun way to encourage imaginative play? Try crafting these animal dice with your preschooler.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

This experiment will explore the possibility of a connection between lunar cycles and how humans are affected.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This experiment investigates if small changes in your diet can alter your basal body temperature.

Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

This fun and crafty activity is easy enough for your child to lend a helping hand and makes a great indoor or outdoor game.

For this activity your child will use the ready made glycerin base to create elegant rose petal hand soaps.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.