Silkworm structure and life cycle - 10 models on the board

MACHINE TRANSLATION (not authorised yet)

Learning aid in the form of 10 colourful, 3-dimensional models made of plastic, attached to a board and presenting the structure and development cycle of silkworm. The models are realistic, carefully made and well visible (enlarged several dozen times in relation to natural sizes). Overall dimensions of the board: 60 x 46 cm.