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Activity (Hands-On)Grades 6 - 8

Straws and Strings: How Fingers Work, One Pull at a Time

Side-by-side images of the completed mechanical hand being articulated by manual string control, with the hand being held upright on the left and shown articulating on the right.Final model of the mechanical hand demonstrating articulation through manual string control.

Students explore the mechanical principles behind hand movement by constructing a working model of a human finger and hand.

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