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

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Make edible amber fossils with your second grader to explore the fascinating world of science!

This project determines what category of person is most likely to be ticklish.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Introduce your child to the amazing, almost magical phenomenon of static electricity!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

This science fair project teaches students the differences between fruits and vegetables.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

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!

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

This science fair project idea investigates if webbed feet help a duck (and others) swim.