Viga Toys Butterfly Shape Puzzle Puzzle the four layers of this layer puzzle to discover how the butterfly is created. The puzzle becomes increasingly challenging, starting with the eggs from which a caterpillar emerges and eventually the butterfly hatches! A combination of fun and learning! Specifications: Color: multicolor Gender: junior Material: wood Dimensions: 18 x 18 x 1.3 cm (L x W x D) Age: from 3 years Number of puzzle pieces: 21