These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Children will reflect on how community service makes us better people. Then they will complete a service survey to gain a better understanding of their interests, gifts, and their potential role as a service worker in their community.

Practice math facts with your third grader was never so simple! This activity makes addition, subtraction, multiplication, and even division a lot more fun!

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This project compares the strength of one, two, and three-ply toilet paper.

This science fair project idea explores substances that cause a bubble to last longer.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Do you think heat can affect a plant's growth rate?

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

In this activity, your child will explore the differences between facts and opinions. Together, you will go on a scavenger hunt in your home and play the role of detectives in search of facts.

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Let your child step into the main character's shoes as they keep track of the setting, events, and names of characters in the story by keeping a journal.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

Make a backbone model to explore human anatomy and life science.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

How powerful is the reaction between baking soda and vinegar? Find out here!

Practice multiplication facts and geography at the same time in this fun third grade math card game.

I scream, you scream, we all scream for homemade spearmint ice cream!

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Want to go paperless this holiday season? Here's a delicious way to get your third grader started (and practice some writing in the process!)

You can try this simple activity with your third grader to get him thinking about the real world math you use everyday.

In this fun fall-themed activity, your child will design and decorate a pumpkin based on a picture book. After completing their pumpkin, they’ll write a short story about a new adventure related to their picture book.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!