Week 13 (May 8 - May 14)
Day 85: Did more work on the knee joint, got the lower half of the mechanism mostly together and working.

Knees vs. Want (Day 85)
Day 86: Data not found
Day 87: Data not found
Day 88: Data not found
Day 89: Data not found
Day 90: Mostly wrapping up work on the knee joint, and some work on the lower leg parts:

Happy Voorhees Day (day 90)