New: Unit 3 Physics — Projectile Motion added · July 2026
Free. No exceptions.

Every student deserves
to actually understand
what they're learning.

Free videos, problem sets, and guides for the courses that wreck most students. I got straight A's across all of it. Now it's here for you.

Start learning → How I did it
Scroll

The story

I sat in the same classes.
I know where it breaks down.
I built this so you don't have to guess.

I sat in the same classrooms. I know which units lose people. I know which tests blindside you, and which concepts never got explained right. I figured them out. Everything here is built on that.

Straight A's across every course on this site. Not luck. Going deeper, finding the patterns, refusing to stop until it clicked. That is what built this.

Free. Always. No gatekeeping.

100%
Free — no login, no paywall, no catch
All A's
Across every course featured here
Non-profit
Built to help students, full stop

What's here

Pick your subject.

⚡
Physics

Videos and problem sets for every unit. Kinematics to waves. Plus the test questions most teachers never cover.

6 units · videos · PDFs↗
📐
Honors Precalculus

Functions, trig, limits. Every step built from scratch. Not just how. Why it works.

Coming soon↗
More subjects coming.

Need more than
a video?

Your question. My full attention. 60 minutes. A $30 donation to the Pleasanton Library is strongly encouraged — but the session is free regardless.

Book a session →