Session 3 · Hour 1 · The micrometer

1. Hour 1The micrometer
2. Hour 2Follow The micrometer
3. Hour 3Your turn · The micrometer
4. Hour 4Check The micrometer

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The micrometer. The ratchet is a kindness.

CheckThe ratchet is a kindness. Week 3: name, order, result. Then The ratchet is a kindness.