It can be frustrating digging through a pile of Lego bricks to find just the piece you want. This sorter will do a rough sort on size to make it a bit easier. Step 1: Materials You will need a drill and several different size bits. I used 1 inch (22.5 mm) and 3/8 inch (9.5 mm) bits. You will ...By: dmaxwell4
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from Instructables: exploring - technology - robots http://ift.tt/1BBMDVF
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