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Triceratops
Poker chips not included
see Penny Drop Medium or compare in the Penny Drop Game collection
or students with a trick that appears impossible
Designed in 1891 by Henri Genaille as an improvement over Napier's Bones
Ghost Tower Puzzle - Wooden Peg Brain Teaser golf is fun TriceratopsGhost Tower Puzzle Wooden Peg Brain Teaser Build it up or watch it disappear. The Ghost Tower Puzzle is a clever wooden brain teaser that challenges your spatial reasoning and problem solving skills in a uniquely satisfying way. At first glance, it looks simple, just a set of interlocking wooden pieces and pegs, but fitting everything together takes careful thought and experimentation. Each piece must be placed over the pegs in a way that allows all
