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Puzzle out the pussycat concealed in the posies
including himself
prepare for endless Jurassic fun and learning
Discover the adorable charm of the Cuddlekins Mini Opossum by Wild Republic
the second in our Women in Science series
Kathrine Johnson Orbits Pin Polo Puzzle out the pussycat concealedKatherine Johnson was a mathematician who calculated the flight paths for many missions during her more than three decades with NASA. This pin is based on a chart Johnson created explaining how to determine where an orbiting spacecraft would land so that astronauts could be recovered. When NASA began using electronic computers to calculate flight paths, astronauts were concerned about relying on these new machines. John Glenn (the first American to
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