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

Preschoolers are fascinated by how colors can be mixed to form new ones. This activity combines color mixing with the concept of melting for extra science fun.

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

This very physical game gets math off the page and into the real world-- and it works on number sense and estimation, key skills for kindergarten readiness.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

Stringy orange ghoul guts are actually a healthy and gross-looking appetizer for your child's Halloween party.

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.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

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!

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Make this delicious warm apple bread for Hanukkah.

This project concerns activity happening millions of miles away, on the sun.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

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

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Practice measurement using centimeters in this fun math race designed for your second grade student!

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Help your preschooler grasp the concept of ordering and sequence while teaching him valuable vocabulary with simple activities around the house.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.