Determine whether cats have dominant paws. Observe which paw cat uses to reach for treats, feather, and string. Calculate percentage for two paws.

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 Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

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.

What happens when colored beams of light mix? You might be surprised.

This experiment will explore whether adding different substances to a gel affects its strength.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Making your own glass cleaner is easy, effective and inexpensive!

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

Who says snow globes are just for winter? Help your child create a summer version with this fun art project!

Learn how acid-base catalysis affects enzymes and enzymatic reactions in this science project.