Thames & Kosmos Physics Workshop $20 at Amazon $20 $55 Amazon has the Thames & Kosmos Physics Workshop for $20 with free shipping on $25 or with Prime. Experiment with simple machines: gears, levers, screws, inclined planes, pulleys, wheels and axles. $20 retail: $55 Report Posted by DrBatman09/02/2020 at 05:51 PM PT
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