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This Rekenrek is assembled using two 2mm rods and four 3mm bolts. I used stainless steel rods from Amazon Rods need to be cut to approx. 236mm - 238mm long. The holes they go into are 8mm deep on each end, so there is some room to move.…
The frame is 3d printed from PLA (Prusa, Pearl Mouse). Wooden beads (white and black) are 10x20mm. Bars are 215mm, made with stainless steel. Frame is hold with eight 30mm m4 screws and square nuts. My kids helped with assemble and they…
Remix of dadhoc's Pencil Rekenrek to permanently join two of the holders together. Print Settings Printer Brand: Prusa Printer: I3 MK3S Rafts: No Supports: No Category: Math
