Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

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!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This science fair project teaches students the differences between fruits and vegetables.

Slip some science into storm watching with a homemade rain gauge!

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

This science fair project examines how seeds hitchhike on animals and clothing.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Make edible amber fossils with your second grader to explore the fascinating world of science!

This science fair project idea investigates how the shape of an object affects drag.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project will help students learn about non-vascular plants, such as mosses.

This science experiment has students test whether a snail moves faster on concrete or dirt.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

The objective of this science project is to determine the length of time for different seeds to germinate.

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

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

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

This science fair project idea determines which method of hand cleansing is the most effective.

Do different types of oil mix or stack? Find out in this science fair project idea!

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea investigates which objects float and sink in honey, water, and oil.