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For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Discover whether a metal will expand under hot water.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

This science fair project idea explores whether white light can be separated into different colors.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Test whether plants can grow without sunlight and water.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This project compares the strength of one, two, and three-ply toilet paper.

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

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

The objective of this science project is to determine the length of time for different seeds to germinate.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Using a toy race car kids create a visual model of the Doppler Effect.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.