2023

• 18 Jul Two Hinged Triangle Geometry Walk Through
• 03 Feb Trig identity Three Ways (at least)

2022

• 08 Nov Mastodon: The Wild Wild Neolithic West
• 03 Sep Unexpected Binomial Theorem Connection
• 23 Apr Properly fitting Problems
• 02 Apr Carnival of Mathematics 203
• 30 Mar 15-75-90 on the quarter circle
• 04 Mar Two Circumcircles Walkthrough
• 08 Feb Ptolemy's Theorem via a bit of Trig and similar triangles
• 05 Feb Cyclic Quad Area Problem

2021

• 07 Sep Linear Algebra Retrospective
• 04 Jul AP PreCalculus?