In this science fair project, students use the streak test to tell minerals apart from each other.

This science fair project idea investigates the hardness property of minerals.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

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.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

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

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

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

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

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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

Cleaning can be a chore, but not with this sudsy experiment!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!