Key Term Review: The Sun and Other Stars Correctly define terms related to the Sun and other stars to solve this word puzzle. This...		Reason for the Seasons -- Student Guide In this activity students try to understand why Earth has seasons.
Planet Mercury Help your students strengthen their knowledge of Mercury with these activities.		Solar System Soup: Teacher's Guide The object of this activity is to observe a model of how the Solar System would have originated...
Concept of Flight Unit Develop process skills while learning about experimental design and the basic principles of...		Creature Feature -- Student Guide Students consider some of the characteristics of Venus and Mars which make the planets...
Solar System Scale -- Student Guide The objective of this activity is to build a scale model of the planetary distances in the...		Angular Diameter -- Reading 1 Use this reading reference with the lesson, It's Only a Paper Moon.
Solar System Soup -- Student Guide The object of this activity is to observe a model of how the Solar System would have originated...		Scouting Earth/ Moon -- Reading 5 Use this reading reference with the lessons Solar System Scale and Solar System Soup.
It's Only a Paper Moon -- Student Guide In this activity children learn how angular diameters can be used to measure the true diameter...		Scale Measurements Use this reading reference with the lesson Solar System Scale.
Reason for the Seasons -- Teacher's Guide In this activity students try to understand why Earth has seasons.		Interaction of Human Activities with the Natural Environment Use this reading reference with the lesson Creature Feature.
Solar System Scale -- Teacher's Guide The objective of this activity is to build a scale model of the planetary distances in the...		Understanding the Moon Illusion Use this reading reference with the lesson It's Only a Paper Moon.
Creature Feature -- Teacher's Guide Students consider some of the characteristics of Venus and Mars which make the planets...		Atmosphere, Oceans, Cryosphere, and Hydrologic Cycle -- Reading 9 Use this reading reference with the Creature Feature lesson.
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...		Interactive Astronomy The Hubble Space Telescope brings the Universe to the classroom.