Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Children use their design thinking skills and powers of observation to create and construct a bird nest.

This science fair project idea explores the different properties of matter.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

In this activity, your child will be challenged to make a tower using paper cups.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

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

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Challenge your learner to design and build a city of their own in this creative engineering activity.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

In this activity your child will create their very own marble maze!

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

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.