Bringing the Solar System Down to Earth Students create a scaled-down model of the solar system by calculating the planets' diameters...		Our Growing Planet The unit had three main parts: human population growth over time; the impact of population...
Star Magnitude Graphing Students use information on star magnitude to create spreadsheets and graphs.		It's Only a Paper Moon -- Student Guide In this activity children learn how angular diameters can be used to measure the true diameter...
Literature & Math: Stories about Planets After reading "The Planet of Mars" by Shel Silverstein and The Planets in Our Solar...		It's Only a Paper Moon: Teacher's Guide In this activity children learn how angular diameters can be used to measure the true diameter...
Studying the Solar System with Spreadsheets Students use the Internet to research the solar system, graph their data with a spreadsheet...		Angular Diameter -- Reading 1 Use this reading reference with the lesson, It's Only a Paper Moon.
Distances Between the Planets Students explore the distances between planets by making scale models (lesson plan and...		Understanding the Moon Illusion Use this reading reference with the lesson It's Only a Paper Moon.
Planet Projects Students calculate the speed of rotation of the larger planets. This activity includes Pluto as...		How High is that Tree? Part II Students practice using an astrolabe to measure a tree.
What Are Solstices and Equinoxes? After defining solstice and equinox, students will answer questions about...		Exploring Estimating Differences (Gr. 3) Students are given sets of values in astronomy problems, and are asked to figure out the...
Comets Explore connections in mathematics and nature with this article on comets.		Subtracting Three-Digit Numbers (Gr. 3) A series of questions about bridges helps students practice subtraction with three-digit...
Parabolic Antennas Explore connections in mathematics and science with this article on Parabolic Antennas.		Science and Technology: Jetpack Math Students learn about jetpacks, and use the new information to solve jetpack-related problems.
Telescopes Explore connections in mathematics and science with this article on telescopes.		Math in Science: Be a Universal Problem Solver Students read about the planets and discuss connections between science and math. This...