In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

Encourage your child to make a Chinese scroll painting as part of his world history or art studies, or just to pass the time on a weekend.

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

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Bring the sea to your home with this marine life–inspired art project that displays beautifully when suspended from the ceiling.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Help your child keep track of his pledges to be more environmentally friendly with a calendar made entirely out of recycled and reused materials!

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

What better way to raise awareness about the environment than with an eco-friendly Earth-themed party? Get your party started with this step-by-step guide.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.