Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

The goal of this science fair project is to demonstrate magnetic forces of attraction and repulsion using a magnet and everyday objects.

This science fair project idea explores if an LED light can be powered by vegetables and/or fruits.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

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

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

Learn about the factors that influence group conformity.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This project compares the strength of one, two, and three-ply toilet paper.

This experiment will explore the possibility of creating an infinite object by hand.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.