Description

Wooden wheel-and-axle simple-machine model on a 9

Cubic 16 by 16 by 16 cm footprint defines this autoclavable polypropylene test tube basket

and physics principles in classroom investigations

designed for image-formation and focal-length investigation

Low temperature gradient - can withstand high temperatures & thermal shocks

7-Piece Human Baby Delivery Stages Model Set, 18 x 14" Capacity_2000mL Wooden wheel-and-axle simple-machine model onBuilt for obstetric instruction, this seven piece set traces fetal delivery from engagement through crowning to placental separation for labor and delivery teaching.

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7-Piece Human Baby Delivery Stages Model Set, 18 x 14" Capacity_2000mL Wooden wheel-and-axle simple-machine model on

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