This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

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

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

This science fair project idea investigates if fats add to the flavor of food.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

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

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

This science fair project will help students learn about non-vascular plants, such as mosses.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Use the textures found in nature to create your own stationery! This fun, outdoor activity will no doubt inspire your child's creative side.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

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

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

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