F0182500 (flĕk′sə-gŏn′)n. A folded paper construction that can be flexed along its folds to reveal and conceal its faces alternately.[Blend of flex + hexagon.]
flexagon
(ˈflɛksəˌɡɒn) na flat model consisting of a single pliable strip of paper which can be folded and flexed in various ways to expose different hidden faces