The Treehouse watchlist & free resources
Screens aren't the enemy — consuming habits are. This is the counter-programming: videos we assign in sessions and send home to parents, every one hand-picked from channels we actually subscribe to — plus the free tools we tell every student to use between sessions.
Popular DIY resources
free, and genuinely good3Blue1Brown
Grant Sanderson's visual math — linear algebra, calculus, and probability the way they should have been taught the first time. Start with the Essence series.
#2Khan Academy
Free, structured practice for every K–14 math course, with mastery tracking. The best homework companion between sessions.
#3ChatGPT — Study Mode
Ask it to switch on Study Mode and it tutors with questions instead of handing over answers. Use it to check your thinking, never to skip it.
Attention & the science of learning
why “how to sit still” is Module 1
42 min
Dr. K: How Do I Focus?
HealthyGamerGG A psychiatrist's practical guide to focus, boredom tolerance, and the ADHD brain.
25 min
Why we can't focus
Jared Henderson The evidence on how novelty loops and smartphones erode deep attention.
14 min
The Biggest Myth In Education
Veritasium “Learning styles” debunked with an actual experiment — the honesty bar we hold our own methods to.
33 min
The 4 things it takes to be an expert
Veritasium Deliberate practice, valid feedback, and repetition — the tutoring model in one video.
1 hr
Study Tips from Dr. K: 2.5 GPA to Harvard Residency
HealthyGamerGG Concrete study methodology from someone who dug out of a 2.5 GPA — for students and parents.Math, seen properly
intuition first, notation second
10 min
Vectors | Essence of linear algebra, ch. 1
3Blue1Brown The canonical visual entry point to the math ladder's summit.
19 min
But what is a neural network?
3Blue1Brown Math intuition meets “how AI actually works” — demystifies the tool before you use it.
59 min
Christmas Lectures 2019: How to Get Lucky — Hannah Fry
The Royal Institution Probability for ages 11–17, lectured the way math deserves to be.Build things & study smarter
the lab bench, and how to actually learn
playlist
ElectroBOOM: the electronics playlist
ElectroBOOM Circuits taught by someone who shows every mistake on camera — the safest way to learn what not to touch.
playlist
Mark Rober: Learn Some Science
Mark Rober Engineering builds with the physics explained as it happens.
5 min
3 tips on how to study effectively
TED-Ed Spacing, retrieval, and self-testing in five minutes — the techniques we teach in session one.
4 min
The 9 BEST Scientific Study Tips
AsapSCIENCE The research-backed list: short sessions, practice tests, and why rereading doesn't work.Kitchen lab
food science is a gateway science
The channels behind the list
Everything above comes from our own subscriptions — creators who show their work. If a video lands, the channel is the follow-up curriculum.