"Wardssci090061"

Enough Materials to Construct Five Sets of Two Models

Simultaneous Teacher Demonstration and Student Workstations

Students Assemble Their Own Models to View the Changing Relationship of Sun to Earth

Bring the Moon Into Your Classroom

Students will calculate the relationship between the apparent brightness of a luminous object and the distance to the object.

Demonstrate How Earth’s Motions Affect Seasons, Climate, and Visible Constellations.

A complete set for 10 students to study the stars and space.

What is the Big Bang Theory? How was our solar system created?

This device shows how the sun's appearance changes over a period of one month.

Explore the size and scale of the planets with this educational demo model.