From the birth of a planet to the evolution of the human race, interactive details the 25 biggest milestones that shaped Earth's history

Read about the vital statistics, composition, and other facts about our home planet, Earth.

A series of seven instructional, hour-long videos presenting Earth-science topics such as plate tectonics, oceans, climate changes, natural resources, the Sun, and the future of our planet. Closed captioning option provided for each video.

An activity where students build a scale model of the solar system based on a marble they pick from a bowl. After choosing a marble that represents Earth, students must calculate the size of the other planets and the sun. Site includes...

Students will study planets and moons in our solar system by working online and other resources. This lesson has students working together to generate a spreadsheet of data found. Students will use this information to describe why Earth...

An equation for the law of universal gravitation is stated. The weight equation (W=m*g) is related to the law. An interactive JavaScript form allows the user to practice determining the force of gravity and the acceleration of gravity...

Elementary students will appreciate these stories of how man's appearance on planet Earth affected all creatures and life!

In this interactive tutorial students will learn what causes the seasons, diurnal cycles and how the constellations move through the sky. Learn we are able to see other planets and how astronomical events affected life on the Earth.

In this interactive tutorial you will learn about earthquakes and seismic waves. Learn about why and how these form and also discuss the hazards - direct and indirect - posed by earthquakes. You will then learn how our knowledge of...

This site provides a very interesting overview of our home planet, Earth. Content includes a focus on the atmosphere, the pull of gravity, and the active surface.

This PlanetPals.com site provides the "Greatest Earth Day Pages Ever!" Includes activities, teaching aides, earth science and history, and more.

Learn the basic facts about planet Earth, and its unique position as the only known planet where life can survive. The brief, to the point text makes this site most suitable for younger researchers.

This website provides numerous images of the Earth and moon, shown from various vantage points.

This set of activities teaches students about the big picture of science using Mars as an example: how to collect data, use evidence, and look at models.

Describes Earth's layers, which make up the geosphere.

All the planets are competing to see who is the best planet in the Solar System. Read the story in Spanish to learn the results of the pageant. Excellent source of information presented in a fun manner.

As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to the Earth. Topics covered in the discussion include formation of the solar system, the planets, the continents, primary differentiation...

An explanation of the effect that the tides have on the Earth's rotation.

Windows to the Universe offers information on the Earth's atmosphere. The site contains links to a weather crossword puzzle and images.

Become familiar with Jules Verne Voyager, a freely-available online map tool that includes data for Earth as well as several other planets and moons. Create a variety of map images and then save and import the images into a presentation...

This animation library is a great resource for a diverse list of earth science topics including: tsunamis, land subsidence, magnetic fields, volcanoes earthquakes, floods, and sea level changes.

From the Exploratorium Museum. Includes an interactive feature in which a visitor enters their weight on earth and has their weight on other planets computed and displayed. Discusses the distinction between mass and weight and describes...

Facts about the Earth including its orbit, its atmosphere, and its landforms. Includes a discussion question on seasons, with facts about them, and the answer. A linked page covers similar material in a "Level 2" version, and has a...

Practice your mapping skills with Build Planet Earth! This animated 3D globe challenges players to locate the Poles, continents, countries, and cities. Colorful graphics and sound effects as well as a teacher's lesson plan are included.