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

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

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

This science fair project explores how osmotic pressure forces water through the root up into the plant.

How powerful is the reaction between baking soda and vinegar? Find out here!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Slip some science into storm watching with a homemade rain gauge!

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

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

This clay "painting" activity encourages and supports creative development and critical thinking skills.

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

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This science fair project idea examines which type of insulation holds in the most heat.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.