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In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Try this simple activity with your middle schooler to help him develop an understanding of why scientific classification systems exist and how they work.

Test out various brands of permanent markers to see which one is least water soluble.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Make this easy composting dessert and then enjoy the yummy results!

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

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