Instruction
Videos from my two YouTube channels and the thinking behind them: math explainers from Mr. Pledger Stays After School, and instructional design from Kevin Pledger Learning Systems.
October 2026
Fractional Distance along a Directed Line Segment, Revisited
A Common Core geometry standard asks students to find the point some fraction of the way along a line segment. I couldn't find it taught well in any textbook, so in 2020 I made a video of the three-step method I used with my students. Here it is again, with the method written out.