Sylvia Branzei

Sylvia Branzei has written five books in the international bestselling Grossology series. She is the author of the Ickstory series and co-author of Dinosaur Store, Outer Space Place, and “The Soap Opera” Science on Stage Anthology. She has also written articles for many educational magazines. Sylvia lives in Southern Oregon with her husband, Byron Velasquez, Sox Dog, and Buster Cat. Please visit her at

Melissa Sweet illustrated the Caldecott Honor book A River of Words and more than forty other books. Melissa lives in Rockport, Maine. Please visit her at
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