This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

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

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

This science fair project idea explores how length affects the weight a bridge can hold.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

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

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

In this project children practice the scientific method while playing with puffy paint.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.