Famed inventor Henry "Hank" Witherspoon is missing. Jack and his brilliant siblings, Ava and Matt, travel deep into the Amazon jungle, following a series of clues Hank has left. Includes a glossary of terms and an experiment kids can do at home or at school. Illustrations.
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Famed inventor Henry "Hank" Witherspoon is missing. Jack and his brilliant siblings, Ava and Matt, travel deep into the Amazon jungle, following a series of clues Hank has left. Includes a glossary of terms and an experiment kids can do at home or at school. Illustrations.
Read Less