Hello Earthlings!! What goes up... must come down! Join Astro, the curious space explorer, and his ever-patient robot buddy B.O.B. as they tumble (literally) into the world of gravity! When Astro crash-lands on Earth, he's confused by the strange new force pulling him down. From falling cows (oops!) to plummeting apples, it's up to Astro and B.O.B. to uncover the invisible force that keeps everything grounded. Packed with laughs, facts, home experiments, and the basics of the scientific method, this first adventure in the Astro & B.O.B. series makes science fun, funny, and full of wonder. Perfect for curious minds aged 7-11. Aligned with the early science curriculum. Includes hands-on activities to try at home. Encourages kids to ask questions and think like scientists. Designed to be read aloud and acted out between parent and child. Start your journey into science today, with a bump, a thud, and a whole lot of discovery! Join Astro & B.O.B. in their next adventure: The Sticky Mystery: Exploring Forces and Friction For my daughter, Emily