The Gamma-ray Burst Wallsheet was developed to illustrate the properties of light emanating from a gamma-ray burst as seen by three distant satellites, including NASA's Swift. The back of the wallsheet has one of the three activities in the accompanying educator guide (Angling for Gamma-ray Bursts). Full description.

This poster uses reading and writing activities to promote science learning. Students start with the lesson Meet Our Solar System and ponder the edge of our understandings in Solar System Mysteries. Teacher tips and resources and student activities are included. It is intended to arouse children-s curiosity about objects in the sky and space exploration and encourage basic awareness of and interest ... Full description.

This poster uses reading and writing activities to promote science learning. Students start with the lesson Meet Our Solar System and ponder the edge of our understandings in Solar System Mysteries. Teacher tips and resources and student activities are included. It is intended to arouse children-s curiosity about objects in the sky and space exploration and encourage basic awareness of and interest ... Full description.

Ships travelling between Lake Ontario and Lake Erie use the Welland Canal. Beginning with a conversation between characters Mathise, Geo, and Trig, they explain how a lock in the canal operates by gravity alone, without pumps. The characters use mathematics to solve problems such as how long the locks take to fill and how to express the volume and flow of water in more common terms (bathtubs of water ... Full description.

This site provides a discussion of the downward movement, or infiltration, of water from the surface into soil or porous rock. Graphics illustrate the processes affecting infiltration, including precipitation, soil characteristics and saturation, land cover, slope, and evapotranspiration. Links to additional sources of information are also provided. Full description.

Follow the adventures of a single raindrop character through the water cycle. The text is written at an appropriate level for primary students, and the illustrations will be compelling for young learners. A diagram the last page serves as a review of the raindrop's travels. Full description.

This bookmark on volcanic aerosols provides a Web address for additional information and resources. Full description.

This poster/handout features coincident images from data taken of 3 Atlantic hurricanes. The images exhibit various combinations of spectral bands, and resolutions. Text on the front assists the user to understand what the images display. Background information is provided on the reverse side of the handout about the hurricane energetics, as expressed by winds and rainfall. Additional information ... Full description.

The GLAST paper model provides a short description of the scientific instruments on board the Gamma-ray Large Area Space Telescope, as well as links to other resources about the GLAST instruments. There is also a short description of how GLAST detects gamma-rays with the Large Area Telescope as well as the GLAST Burst Monitor detectors. The product includes three pages of parts that can be cut out ... Full description.

This bookmark on ozone includes a Web address for additional information and resources. Full description.