This clay "painting" activity encourages and supports creative development and critical thinking skills.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

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.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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

This biodiversity project examines the biodiversity in your own backyard.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

This science fair project idea compares biodiversity between drops of water.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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.