The Quadrilla castle escape is one of several types of marble runs in the Quadrilla line. There are endless possibilities for 3-D thinking and engineering development. Hape Quadrilla marble runs help children to develop spatial and reasoning abilities and has even been highlighted as a developmental tool for computer programming by the wall street journal. Designed to engage kids in early STEAM development The Quadrilla system encourages problem-solving and keeps little engineers coming back for more fun!
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