This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Slip some science into storm watching with a homemade rain gauge!

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Plants and light seem to be good buddies, but how far does the friendship really go?

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.