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This is an activity about craters. Learners will toss rocks of varying sizes into a bin of flour and cocoa. By varying the size and speed of the rocks, learners will determine how the impactors affect the shape and depth of the resulting crater.... (View More)

This is an activity about size and scale. Learners will use cotton bails, glue, and other common materials to produce a scale model of the coma and tail of Halley's Comet. This is Activity E-1 of Universe at Your Fingertips 2.0: A Collection of... (View More)

This is an activity about astrobiology. Learners will research one planet within our Solar System and create an alien based on the temperature, gravity, terrain, radiation exposure, composition, and atmosphere of that planet. Then, each person will... (View More)

This is an activity about observation. Learners will make a 3-dimensional model of a mock planetary surface inside a box, and then place a lid on top. They will then introduce a simple probe, such as a pencil or stick, at various points through... (View More)

This activity is about symbols used by various cultures to interpret the Sun. Learners will do three separate activities to illustrate how astronomy was important to both ancient and present day cultures. First, they will learn about Sun symbols... (View More)

This is an activity about the apparent motions of Venus as seen from Earth. Learners will make a 3-D model using themselves, a light source, and a small white ball to visually understand Venus's orbital cycle and why it can sometimes can be seen in... (View More)

This activity is about symbols used by various cultures to interpret the Sun. Learners will do three separate activities to illustrate how astronomy was important to both ancient and present day cultures. First, they will learn about Sun symbols... (View More)

This is an activity about scale. Learners will use toilet paper squares as a standard measuring unit for a Solar System model and will determine the scaled distance between each planet using the data provided. This is Actividad 4.2 as part of El... (View More)

This is an activity about size and scale. Learners will use common objects to create a size and distance model of the Solar System, with a peppercorn representing the size of the Earth. Using paces or steps as a form of standard measurement,... (View More)

This is an activity about size and scale. Learners will use cotton bails, glue, and other common materials to produce a scale model of the coma and tail of Halley's Comet. This is Actividad 5.2 as part of El Universo a Sus Pies, a Spanish-language... (View More)