Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

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

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

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.