How do organic materials become soil? This science experiment measures what materials biodegrade.

In this science fair project, young children notice and track changes in trees throughout the year.

Word color association is just a fancy way to talk about the way we connect colors with words.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

The objective of this science fair project is to investigate salt water density.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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!

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

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

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Plant a mini herb garden and teach your child about science and nature.

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

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

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.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Help your child make a beautiful homemade sandcastle that will last!

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Your kindergartener will make prints of his favorite fruits and vegetables and learn how to organize and assemble his very own book.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.