This science fair project idea investigates which objects float and sink in honey, water, and oil.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

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

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

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!

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

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.

This tactile activity helps kindergarteners learn about texture.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.