In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

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

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

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.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

This project explores whether music affects the growth and health of plants.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

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?

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

This simple experiment serves as an introduction to the greenhouse effect.

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.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

This activity spotlights everyone's favorite reindeer, Rudolph, and preserves your child's handprints in his "antlers".

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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