Shapes and Symmetry. Go wild. Piece together the sticky lines and watch zany picture puzzles come to life while you learn proportion, matching, scale and symmetry.

• 形状及对称：摆脱束缚。连接所有的线条，观察古怪的拼图，逐步完成，与此同时学习到比例，对比，大小以及对称。