Learn about the systems that make up Earth, and find out how they interact.

Understand where the sun is in the solar system and how big the earth, moon, and sun are.

Third graders compare the earth and the moon in this activity.

The plate tectonics and other features of the Earth's lithosphere are explained and illustrated. Has links to definitions of the magnetosphere, atmosphere, and hydrosphere.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on climate zones and biomes. Review questions are included at the bottom of the study guide.

Develop and use a model of the earth-sun-moon system to describe the cyclic patterns of lunar phases, eclipses of the sun and moon, and seasons.

Students use GIS to observe worldwide patterns of earthquakes and volcanoes and analyze the relationships of those patterns to tectonic plate boundaries. Then they identify cities at risk.

A basic overview of the planet Earth. Links to information about the other planets and objects in our solar system are included.

Young scholars will work in cooperative groups to research characteristics of each of the planets in our solar system. Students will design a travel brochure outlining the characteristics of each planet. Each group will make an oral...

An easy-to-read description and history of Ptolemy's geocentric model of the universe. Geocentric means that Ptolemy believed the Earth was the center of the universe.

Student groups design a water filtration system and present to the class why they picked their design.

Understand gravity using this study guide.

Travel to the outer edge of our solar system to the far reaches of the sun. Learn about this region called the heliopause and what information the Voyager probes send back to Earth.

A portal to resources on the sun, the Earth's neighboring planets, and the weather in space. Find out why Saturn is the "jewel of the Solar System" and explore what happens when Venus and Mercury make their rare transits across the sun.

Ever wonder what the weather is like on other planets besides Earth? This resource explores the extreme weather that occurs on other planets.

Investigate biological systems that support plant life by constructing a self-sufficient, enclosed environment for growing plants.

This instructional activity covers the topic of human bones and joints. Students learn about the skeleton, the number of and types of bones in the body, and how outer space affects astronauts' bones. Students also learn how to take care...

Compare weather here on Earth to other planets and moons in our solar system. You will find many similarities and differences.

A cool fact sheet about Pluto including a place for students to enter their weight on Earth to convert it to what it would be on Pluto.

A cool fact sheet about Saturn including a place for students to enter their weight on Earth to convert it to what it would be on Saturn.

A cool fact sheet about Neptune including a place for students to enter their weight on Earth to convert it to what it would be on Neptune.

A cool fact sheet about Mercury including a place for students to enter their weight on Earth to convert it to what it would be on Mercury.

In this exercise, learners use compasses to make a map of the school's campus.

Explains how the rotation and the axial tilt of the Earth are responsible for the phenomenon of day and night. Provides information about the Sun, the solar system, and the Earth, and how the circumference of the Earth was first measured...