Exploring the Elements discontin Unfortunately

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We think it’s a great introduction to one of our favorite genres of mechanical puzzles

In this re-edition of the 1920s Wooden Chess Set

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Exploring the Elements discontin UnfortunatelyThis artful and accessible guide to the periodic table the ultimate reference tool for scientists worldwide names all 118 chemical elements and helps young readers understand the remarkable ways we have learned to use them. Graphically stunning layouts feature each element's letter symbol and atomic number, exploring its attributes, characteristics, uses, and interesting stories behind its discovery. Complete with a comprehensive introduction,