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and cause and effect learning
Say goodbye to boring primary and secondary colors
each one is handmade with love and care in Germany
teaching fine and gross motor skills and developing early language
or taking along on journeys
Grecian Computer Board Books and cause and effect learningGet your brain gears spinning with the Grecian Computer! This mechanical math puzzle is a challenging brainteaser, requiring you to align the layers until all columns add up to 42. Rated 5 stars for difficulty, it's a smart gift for engineers and computer scientists. Inspired by ancient civilizations, this wooden puzzle is perfect for display and endless mental challenges. .
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