Every public Edstar playlist, in one place
Dr. Johnson's YouTube channel covers Excel, data analysis, math foundations, grant writing, AI, and companion material for every book. This page links straight out to each playlist — YouTube keeps the video lists current, so new uploads show up without any site updates.
Books & book companions
Audio versions, summary videos, and podcast discussions of Dr. Johnson's books.
Excel & data
Free Excel walkthroughs and data-analysis tutorials aimed at educators and program staff.
Math & learning
Topic-focused math videos — from number sense and algebra foundations to early numeracy for kids.
Algebra Gate Keepers — Video Summaries
Short video summaries on Dr. Johnson's guest essay The Algebra Gatekeepers.
The Math Sort — The Algebra Gatekeepers Podcast
Podcast-format conversations on the same Algebra Gatekeepers essay.
Professional skills & writing
Grant writing, financial literacy, working with AI, and thinking out loud in essay form.
Prefer our curated walkthroughs?
Three of the playlists above have deeper Edstar pages with per-lesson notes and, for Math Help, Khan Academy practice links paired to each video.
Want Janet to speak or train your team?
Dr. Johnson speaks and runs workshops on data literacy, program evaluation, and what grant-funded programs actually need to succeed.