This resource gives an impression of how immense our Universe is by employing a method used many times in "Power of 10" films - that is, starting with an image of the Earth and then zooming out towards the furthest visible reaches of our Universe. This is not, however, an exercise in "powers of 10" - on the contrary, the goal is to show astronomical distances without scientific notation. It focuses ... Full description.

In this product, students engage in processes/activities for collaboration and communication strategies. Students compare risks of courses of action confronting NASA's Deep Impact mission team. They investigate information necessary to support arguments, quantitative risk analyses, debate, role play, persuasive writing/communication skills and group decision making procedures. This activity has been ... Full description.