Nation Under Our Feet: Part 4
Ages 6–12

SuperSmarts give young readers a smart start! These unique nonfiction books are jam-packed with fascinating facts and brilliant illustrations -- plus dynamic picture-strips and intriguing true-or-false questions. SuperSmarts are information books that children will love to read!Unlock the spectacular secrets of the night sky in this dazzling look at galaxies and gravity, comets and meteors, supernovas and constellations, dwarfs and giants.
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