Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

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

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This surprisingly good glue recipe comes from common kitchen items.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

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

Introduce your child to the amazing, almost magical phenomenon of static electricity!

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

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

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

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

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

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Have your child kick off their summer vacation by making a miniature water slide!

Create a self-portrait from natural materials in this collage craft activity!

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!

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

Help your first grader design and create his very own bird feeder out of an empty milk carton.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Using a toy race car kids create a visual model of the Doppler Effect.