  2000 - Why Frogs Are Wet [Let's-Read-and-Find-Out Science 2] (Hardcover) → Paperback ISBN-13: 9780060281618 ISBN-10: 0060281618 Genres: Children's Books, Science & Math ?  1996 - Why Frogs Are Wet (Paperback) → Paperback ISBN-13: 9780439328500 ISBN-10: 0439328500 Genre: Children's Books 2  1973 - Ladybug Ladybug Fly Away Home [Let's-read-and-find-out science books] (Hardcover) ISBN-13: 9780690002003 ISBN-10: 0690002009 ?  1972 - My Daddy Longlegs [Let's Read-And-Find-Out Science] (Other) → Hardcover ISBN-13: 9780690566567 ISBN-10: 0690566565 Genres: Children's Books, Science & Math, Engineering & Transportation ?  1970 - Ladybird Ladybird Fly Away Home [Let's Read-&-find-out] (Hardcover) ISBN-13: 9780713611472 ISBN-10: 0713611472 ?  1970 - What I Like About Toads [Let's Read-& -find-out] (Hardcover) ISBN-13: 9780713611496 ISBN-10: 0713611499 ?  1970 - The Goats Who Killed the Leopard a Story of Ethiopia [Stories from many lands] (Other) ISBN-13: 9780690332247 ISBN-10: 0690332246 Genre: Children's Books ?  Spring Peepers [Let's-Read-and-Find-Out Science Books] (Hardcover) → Hardcover ISBN-13: 9780690005226 ISBN-10: 0690005229 Genre: Children's Books ?  Bees and Beelines (Hardcover) → Paperback, Hardcover ISBN-13: 9780690127393 ISBN-10: 0690127391 Genre: Children's Books ?  |
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