This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

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

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

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!

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

How powerful is the reaction between baking soda and vinegar? Find out here!

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

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

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!