In this science fair project, students test how objects float and sink in liquids of different densities.

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

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Can you think of a way of cleaning dirty water using the sun? In this activity, you will be making a "solar still" that is able to do just that!

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Help your preschooler practice observing and experimenting with this exciting activity where they'll get to examine objects below the water's surface!

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

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.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Science fair project that determines which types of clouds are best at blocking harmful UV radiation.

Hunt for natureâs treasure, the many different products made by trees!

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Looking for a fun way to encourage imaginative play? Try crafting these animal dice with your preschooler.