Mathematics
- Algebra I →Suggested: Grades 9–10
- Geometry →Suggested: Grades 9–11
- Algebra II →Suggested: Grades 10–12
- Precalculus and Trigonometry →Suggested: Grades 11–12
- Statistics and Probability →Suggested: Grades 10–12
High School Curriculum Explorer · Grades 9–12
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See what a course builds on, follow a suggested unit path and practice a useful skill. For students, families, homeschoolers, tutors and teachers.
138 original mini-lessons with video choices23 courses9 subject areas
Suggested pathways · Selected standards contributions · No calculus
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Each course has six lessons in three suggested units. Grade ranges guide placement; they are not universal requirements.
English language arts
- English 9 →Suggested: Grade 9
- English 10 →Suggested: Grade 10
- English 11 →Suggested: Grade 11
- English 12 →Suggested: Grade 12
Science
- Biology →Suggested: Grades 9–10
- Chemistry →Suggested: Grades 10–11
- Physics — Algebra and Trigonometry →Suggested: Grades 11–12
- Earth and Environmental Science →Suggested: Grades 9–12
Social studies
- World History →Suggested: Grades 9–10
- United States History →Suggested: Grades 10–11
- Civics and Government →Suggested: Grades 11–12
- Economics and Personal Finance →Suggested: Grades 11–12
Visual arts
- Visual Arts →Suggested: Grades 9–12
Music
- Music →Suggested: Grades 9–12
Health and physical education
- Health and Physical Education →Suggested: Grades 9–12
Computer science and digital literacy
- Computer Science and Digital Literacy →Suggested: Grades 9–12
World languages
- Spanish I →Suggested: Grades 9–12
- Spanish II →Suggested: Grades 10–12
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2 matching lessons
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English 11
Suggested grade 11 · Unit 1: Ambiguity and Theme
Interpret an Uncertain Narrator
Explain what a narrator’s account establishes and what it leaves unresolved.
▷ 2 teacher video choices: Interpret an Uncertain NarratorPreview lesson: Interpret an Uncertain Narrator
Goal: Build a qualified interpretation using three details and identify two matters the text does not settle.
Before this: Support literary claims with precise details and consider alternatives.
Try together: Compare “The narrator is definitely guilty” with “The account gives reasons to question the waiting claim.” Identify which better matches the evidence.
Subject-content contributionRL.11-12.1Grades 11–12
35 minutes
English 11
Suggested grade 11 · Unit 1: Ambiguity and Theme
Connect Two Developing Themes
Trace how loyalty and accountability complicate each other in a short original narrative.
▷ 2 teacher video choices: Connect Two Developing ThemesPreview lesson: Connect Two Developing Themes
Goal: Analyze two themes across three moments and explain their interaction without reducing one to the other.
Before this: Trace a theme through changes in action; write an objective summary.
Try together: Discuss why “Loyalty is bad; truth is good” loses the ending’s complexity.
Subject-content contributionRL.11-12.2Grades 11–12
Earlier high school starter lessons with teacher video choices →