This module is organized around a learning cycle on ion propulsion and engages students in a number of experiences in order for the teacher to activate students? prior knowledge and assess student conceptual understanding in order to inform instruction. It is intended for high school students in physical science, chemistry, or physics but may also be of interest to students conducting research in ... Full description.

This poster shows a visual comparison of Mars and Earth. The back contains panels that go into detail on Mars science and explorations. It contains eleven lessons and resources for teachers. Full description.

This lithograph features Hubble Space Telescope images and includes text that describes and explains the images. There is also an accompanying inquiry-based classroom activity entitled ?In Search of Star Clusters.? This activity is designed to encourage the development of research skills and independent thinking. Available online as well as hardcopy. Educators can access the lithograph PDF files on ... Full description.

As students tour this online gallery, they will see what familiar objects look like when viewed through an infrared camera. A scale is provided to the right of each image showing the temperature in Fahrenheit. Full description.

This resource includes pictures, diagrams and brief details about the four outer giant planets: Jupiter, Uranus, Saturn and Neptune. Full description.

This two-page fact sheet provides an overview of the Deep Impact Mission. The science objectives, implementation and description of the spacecraft are discussed. Full description.

A whole-body activity that explores the relative sizes, distances, orbit, and spin of the Sun, Earth and Moon. Full description.

This lithograph is part of a series designed to bring the latest Hubble Space Telescope images into the classroom. In the educational activity, In Search of ... Galaxies, students are introduced to the topic of galaxies, formulate questions, conduct research, organize their materials, and present a report describing galaxies. Full description.

In this computer-based exercise, students analyze realistically simulated X-ray spectra of a supernova remnant and determine the abundances of various elements in them. In the end, they will find that the elements necessary for life on Earth -- the iron in their blood, the calcium in their bones -- are created in these distant explosions. The product consists of both downloadable software (PC only) ... Full description.

In this activity, students are challenged to plan a mission to Mars and to design the spacecraft that will carry out their mission. The activity uses the collectable card game format. Full description.