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Explore simple hydraulic principles and build a working mechanical arm that can move and grab. Includes robot arm parts and instructions. 8yr
Explore simple hydraulic principles and build a working mechanical arm that can move and grab. Includes robot arm parts and instructions. 8yr
$ 0.00
$ 18.39
$ 64.66
$ 49.74
$ 58.05
$ 44.65
$ 97.20
$ 74.49
$ 57.30
$ 59.33
$ 45.64
$ 66.77
$ 51.36
$ 65.14
$ 50.11
$ 88.62
$ 68.17
$ 88.63
$ 68.18
$ 90.87
$ 69.90