Matching Pairs SIMPLE MACHINES VOCABULARYOnline version SIMPLE MACHINES VOCABULARY by Luz Álvarez Herrero 1 NUTCRAKER 2 CRANE 3 HAMMER 4 TWEEZERS 5 ZIPLINE 6 SAW 7 WHEEL BARROW 8 RAMP 9 WINCH 10 WELL 11 SHOVEL 12 SCREW 13 SLIDE 14 BYCICLE CHAIN 15 STAPLER 16 FLAG 17 PLIERS 18 LADDER 19 WEDGE 20 BLIND TORNILLO CUÑA