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Direct linkBogner, Donna; Wentworth, Benning L.; Ristvey, John; Yanow, Gil; Wiens, Roger – Science Teacher, 2006
Physicist James Trefil once describes the universe as "The Spongy Universe," comparing large-scale cosmic structures to the structure of a sponge. The NASA Genesis education module "Cosmic Chemistry: Cosmogony" features the "Spongy Universe" activity in which pairs of students observe a household sponge, making…
Descriptors: Science Instruction, Chemistry, Science Activities, Inferences
