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 investigates which objects float and sink in honey, water, and oil.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

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 activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

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!

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

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.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

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.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.