Retention you can feel
Active recall beats rewatching. Short tests force your memory to work — the same mechanism top students use, baked into your watch flow.
Knowledge checks, not passive watching
Prism Quiz turns the lectures you already watch into short, scored tests. You get a clear read on what stuck, what didn’t, and where to focus next — so the time you spend on YouTube actually moves your grades and career forward instead of evaporating when the tab closes.
Every tutorial and lecture costs focus. Without a check, your brain files most of it as “I vaguely remember that.” Prism Quiz gives you a fast, honest signal: multiple choice, immediate feedback, and a sense of progress money can’t fake — because it’s tied to what you actually recall.
Active recall beats rewatching. Short tests force your memory to work — the same mechanism top students use, baked into your watch flow.
See which ideas slipped so you can rewatch with purpose — not from minute zero every time.
Stack small wins session after session. That’s the difference between “I watched a lot” and “I’m ready for the exam.”
No setup lecture — you’re already on the video you care about.
Open Prism Quiz on the lecture you’re watching. The experience stays on the page — built for focus, not distraction.
Work through a run of multiple-choice questions sized to the material — quick for short clips, deeper when there’s more to cover.
Know your number, spot gaps, and walk away with a concrete sense of mastery instead of a vague “I think I got it.”
Straight talk — no jargon.
A way to turn passive watch time into measured learning. If you value structured practice and hate realizing you forgot everything two days later, this is built for you.
Notes help capture ideas; tests reveal whether those ideas stuck. Prism Quiz closes the loop with a score and review — so you know where you stand, not just what you wrote down.
Anyone who learns from long videos — courses, conference talks, deep dives — benefits. If your job rewards what you can apply, not what you half-remember, knowledge checks pay for themselves.
It adds a focused block of questions — usually far less time than rewatching the same hour. You trade fuzzy comfort for clear progress, which saves time in the long run.
Rewatching feels productive; testing shows the truth. Paying for Prism Quiz is paying for certainty that your hours on YouTube translate into recall — the kind of edge people happily pay tutors for.
Early supporters get priority access and pricing when we open checkout. If you’re serious about learning from video — not just consuming it — reserve your spot.
Request early access