Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

This science fair project idea determines the most effective method of preserving food.

Make a spring collage with your child to get them outside and those creative juices flowing!

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

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 fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

This science fair project idea explores the different properties & interactions of sugar molecules.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.