Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This science fair project idea explores substances that cause a bubble to last longer.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

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

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This tactile activity helps kindergarteners learn about texture.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea investigates how the shape of an object affects drag.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Introduce your child to science with something they see everyday--their shadow!

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Do different types of oil mix or stack? Find out in this science fair project idea!