4 x Introduction (1.00 avg depth)
26 x 1) Ancient Geometry (5.58 avg depth)
26 x 2) Initial Geometry (11.31 avg depth)
51 x 3) Surprise! Surprise! (4.61 avg depth)
51 x 4) Final Geometry (6.53 avg depth)
51 x 5) Artificial Geometry (13.82 avg depth)
51 x 6) A Mixed Bag of Geometry (4.86 avg depth)
51 x 7) A Geometry Masterclass (10.63 avg depth)
87 x Reference Lines (27.97 avg depth)