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This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea explores the egg's thin membrane.

Use pepper and soap to discover some fun facts about the properties of water.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Here's a pressed leaf card project that puts science and writing together for your second grader.

Help your child make a beautiful homemade sandcastle that will last!

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Help your child learn about animal classification with this fun and delicious activity.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

In this activity your child will create their very own marble maze!

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

This science fair project idea determines what household items are good conductors of electricity.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

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

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

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea demonstrates that plants give off water.

The purpose of this science fair project is to build a basic radio.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.