In this project children practice the scientific method while playing with puffy paint.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This project determines what category of person is most likely to be ticklish.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea explores whether talking to a plant will help it grow.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.