Casting Shadows: Solar and Lunar Eclipses with the Planetary Society (R) - Bruce Betts

Space Exploration for Kids: A Junior Scientist\'s Guide to Astronauts, Rockets, and Life in Zero Gravity - Bruce Betts

Astronomy for Kids: How to Explore Outer Space with Binoculars, a Telescope, or Just Your Eyes! - Bruce Betts

Astronomy for Kids: How to Explore Outer Space with Binoculars, a Telescope, or Just Your Eyes!, Paperback/Bruce Betts

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My First Book of Planets: All about the Solar System for Kids - Bruce Betts

Secular Beats Spiritual | University of Aberdeen) Steve (Professor of Sociology Bruce

Super Cool Space Facts: A Fun, Fact-Filled Space Book for Kids - Bruce Betts

My First Book of Planets: All about the Solar System for Kids - Bruce Betts

Solar System Reference for Teens: A Fascinating Guide to Our Planets, Moons, Space Programs, and More - Bruce Betts

Astronomy for Kids: How to Explore Outer Space with Binoculars, a Telescope, or Just Your Eyes! - Bruce Betts

Super Cool Space Facts: A Fun, Fact-Filled Space Book for Kids, Paperback/Bruce, PhD Betts

My First Book of Planets: All about the Solar System for Kids, Paperback/Bruce, PhD Betts

Casting Shadows: Solar and Lunar Eclipses with the Planetary Society (R) - Bruce Betts