Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

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.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

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

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

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

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

If your Father's Day festivities include meeting up with extended family, why not put all the dads to the test with a chili cook-off?

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

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.

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

Make pickled carrots at home! Here's a fun activity to get your child in the kitchen and make something special with no fuss or muss.

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

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Here is an activity that your kids can make for Mother's Day, a garden pot filled with edible "flowers".

In this science fair project, students examine how temperature affects sugar transport within a plant.

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.