These short leader guides are designed for a novice user to pick up and implement the activities with ease. They address a range of topics all related to asteroids - most especially Asteroid Vesta. Activities are tagged to quickly find ones that are... (View More) active (involves movement), edible (involves food), calm (stationary) or informative (about NASA's Dawn mission and Vesta). (View Less)

This is an activity about the discovery of water ice on Mars. Learners will create physical models using Earth samples to answer the question, "is it more likely that high altitude regions of Mars are composed of icy dirt (with ice filling the pore... (View More) space of soils) or dirty ice (with dust sprinkled through a mostly icy surface)?" Included are teacher and student guides and a powerpoint with gamma ray spectrophotometric imagery of the North Arctic of Mars. This is the 3rd of 5 activities in Buried Water Ice on Mars. (View Less)

In this activity, students experiment to test the hypothesis that Mars was once hotter. The activity requires some advance preparation by the teacher: the day before the activity, need to place a plastic bottle filled with water in the freezer.... (View More) Materials needed include plastic bottle of water and thermometer. It is a companion piece to a CD about the exploration of Mars that uses song and drama to tell the story of Spirit and Opportunity, NASA's Mars Exploration Rovers, and their mission to search for signs of ancient water. (View Less)

This is a lesson about the effects of large impacts. Learners will use critical thinking skills to evaluate and apply data from a narrative to a scientific selection process, will demonstrate or visualize simulations of some of the effects of a huge... (View More) impact, and will write a point of view narrative. Materials and vocabulary lists, and advanced preparation and procedural tips are included. This is lesson 14 of 19 in Exploring Meteorite Mysteries. (View Less)