Backward Science orca summer special Nellie and Gus invite friends

Nellie and Gus invite friends and relatives for a fun dinner at home

The New York Times and USA Today bestselling series

The revelation leaves him torn: is he a land narwhal or a sea unicorn

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writing as consolation

Backward Science orca summer special Nellie and Gus invite friendsThis book is backward! It starts at the end, ends at the beginning, and travels back in history to show you what life was like before major inventions and discoveries. Step into a time before smartphones, television, cars, or even the toilet; then learn about the major invention or discovery that changed the world. Explore bright, detailed, humorous scenes from different eras that will spark discussion and make you think about what life was like in