This classic children's game demonstrates how sound travels through air vs. through a solid.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Learn all about balance and motion as your child designs a corn maze!

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

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

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

This science experiment has students test whether a snail moves faster on concrete or dirt.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

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

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

In this activity your child will create their very own marble maze!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Slip some science into storm watching with a homemade rain gauge!

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This science fair project idea investigates how magnetism can defy the force of gravity.