Geometry
The course the house teaches from for this shelf: videos, practice, and quizzes that check you as you go.
Open it free →
Built from Nothing · Owned Outright
📚 The Library → 🎒 High School → 10th Grade
📚 10TH GRADE
High School · Geometry, Chemistry, world history. Tap a subject — the shelf opens. Every book and lesson here is free.
🔢 Math
Geometry: proof, triangles and congruence, circles, trigonometry's opening.
CK-12 — open the Math FlexBooks
The free textbook for this shelf: read the chapter, try the practice, check yourself.
Open it free →From the House — Math
The crew is stocking this shelf with the house's own lessons. Check back — slots fill in as lessons land. Everything linked above is free right now.
✏️ Reading & Writing
Rhetorical analysis: how a text persuades. World literature, read for theme and the author's choices.
Reading & Language Arts — your grade level
The course the house teaches from for this shelf: videos, practice, and quizzes that check you as you go.
Open it free →CK-12 — open the English FlexBooks
The free textbook for this shelf: read the chapter, try the practice, check yourself.
Open it free →From the House — Reading & Writing
The crew is stocking this shelf with the house's own lessons. Check back — slots fill in as lessons land. Everything linked above is free right now.
🔬 Science
Chemistry: atoms and bonding, reactions and stoichiometry, acids and bases.
Science — your level
The course the house teaches from for this shelf: videos, practice, and quizzes that check you as you go.
Open it free →CK-12 — open the Science FlexBooks
The free textbook for this shelf: read the chapter, try the practice, check yourself.
Open it free →From the House — Science
The crew is stocking this shelf with the house's own lessons. Check back — slots fill in as lessons land. Everything linked above is free right now.
🌎 Social Studies & History
World history, the full arc: early civilizations, classical empires, faiths and trade networks, the medieval and Mongol worlds.
History, Civics & Humanities
The course the house teaches from for this shelf: videos, practice, and quizzes that check you as you go.
Open it free →CK-12 — open the Social Studies FlexBooks
The free textbook for this shelf: read the chapter, try the practice, check yourself.
Open it free →From the House — Social Studies & History
The crew is stocking this shelf with the house's own lessons. Check back — slots fill in as lessons land. Everything linked above is free right now.