Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

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

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

Make sourdough bread...and learn some colonial history and modern science in the process!

This science fair project idea tests for the existence of an ability known as remote viewing.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

This science fair project idea sheds some "light" on which color of candles burn the longest.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science fair project idea explores the different properties & interactions of sugar molecules.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.