Solving the Puzzle Under the Sea: Marie Tharp Maps the Ocean Floor
Product Number: EL16173
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Grades 1-3. Daughter of a map maker, Marie Tharp wanted to do something no one had ever done before, map the bottom of the Atlantic Ocean. Tharp had many obstacles to overcome, including being denied passage on ships because sailors considered having a woman on board to be bad luck, but in the end, she became the first person ever to chart the ocean floor. 40 pages.