Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Start your toy engines -- this is going to be a fast and friction-filled race!

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

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

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

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Do you think heat can affect a plant's growth rate?

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

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

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

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

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!

An home science experiment for older students that teaches about the science behind heat.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Test your friends to find out if you can replicate the placebo effect's incredible results.