True: A pulley is a simple machine, A ramp is a simple machine, A lever is a simple machine, A wheel is a simple machine, A bicycle is a compound machine , A screw is a simple machine, A crowbar is a simple machine, A pair of scissors are a compound machine, A broom is a simple machine , A wheelbarrow is a compound machine, False: An elevator is a simple machine, A banana is a simple machine, stairs are a compound machine, A computer mouse is a simple machine , A phone is NOT a simple machine, A desk is a simple machine, Hands are a simple machine, A pair of scissors are a simple machine, A watermelon is a compound machine , A wheelbarrow is a simple machine ,

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