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This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea explores the different properties of matter.

Examine the effect of pressure on carbonation in soda.

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

The goal of this project is to create an exciting topographical map out of dough.

This science fair project idea explores whether white light can be separated into different colors.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

In this experiment you will replicate the mummification process by making a hot dog mummy.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

In this design challenge, your child will make a bottle rocket using typical household items.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

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

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.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

In this science fair project you will make a model of a cell membrane using very simple material.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

This science fair project investigates why the number of visible stars changes from place to place.