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.

Help your preschooler understand that the surrounding world is made up of a varied combination of land, air and water with this simple activity.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

Help your preschooler practice observing and experimenting with this exciting activity where they'll get to examine objects below the water's surface!

Here's an arts and crafts activity that has your preschooler or pre-kindergartener bringing home the beach with this underwater beach scene.

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?

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

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.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

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!

What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!

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!

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

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.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.