This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Practice conversions within the metric system in this fun math card game for third graders.

This project examines how temperature affects the volume of gas in balloons.

Turn any sunny summer day into a fun and special occasion by having a watermelon seed spitting contest!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

Enjoy this kid-friendly recipe for Irish soda bread, just in time for St. Patrick's Day!

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

Can cells be frozen? This science fair project provides information to answer this question.

Teach your child what a sugar plum is with this easy recipe that gets your child to chop, mix, and roll his way to a delicious treat.

Do you think heat can affect a plant's growth rate?

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

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

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

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

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Dig up some dinos while promoting curiosity and sensory skills in this hands-on activity that will have your child searching for prehistoric treasure!

This science fair project idea investigates food preference of birds.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?