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
See what a course builds on, follow a suggested unit path and practice a useful skill. For students, families, homeschoolers, tutors and teachers.
Suggested pathways · Selected standards contributions · No calculus
A starter map, with no accreditation or graduation credit.
Connect the ideas.
Explain the reasoning.
Subject → Course → Unit → Lesson
Each course has six lessons in three suggested units. Grade ranges guide placement; they are not universal requirements.
Focus on one useful skill
Spanish I
Suggested grades 9–12 · Unit 1: Familiar Exchanges and Messages
Ask and answer familiar questions, then request clarification instead of guessing.
▷ 3 teacher video choices: Meet a Partner and Keep the Exchange GoingGoal: Complete an exchange of at least four turns with two questions, two relevant responses and one clarification phrase.
Before this: Read the phrase bank aloud with a teacher or partner.
Try together: With the bank visible, practice one name exchange and one preference exchange. Change the fictional name on the second attempt.
Spanish I
Suggested grades 9–12 · Unit 1: Familiar Exchanges and Messages
Use time, place and purpose clues to interpret an original Spanish notice.
▷ 3 teacher video choices: Read a Club ScheduleGoal: Identify a meeting’s day, time and place and cite the words that establish each detail.
Before this: Recognize basic weekdays and numbers using the supplied bank.
Try together: Together answer what participants should bring and when the meeting ends. Point to the Spanish phrase for each answer.
Spanish I
Suggested grades 9–12 · Unit 2: Describe and Make a Choice
Select understandable sentences that distinguish what exists from where it is.
▷ 3 teacher video choices: Describe a Study Space for a VisitorGoal: Present five short sentences identifying objects and their locations for a visitor.
Before this: Recognize singular and plural nouns and basic numbers.
Try together: Together describe a second simple plan: one book on a chair beside a table. Write an existence sentence and a location sentence.
Spanish I
Suggested grades 9–12 · Unit 2: Describe and Make a Choice
Ask about an option, clarify a price and respond to a partner’s information.
▷ 3 teacher video choices: Make a Choice at a Fictional CaféGoal: Complete a short exchange that selects two items within a fictional budget and confirms a detail.
Before this: Use basic numbers through ten and a familiar question pattern.
Try together: Together choose water and fruit, ask for their total and confirm that five euros fits the budget.
Spanish I
Suggested grades 9–12 · Unit 3: Plans and Short Presentations
Interpret the whole message before deciding where and when to meet.
▷ 3 teacher video choices: Read a Weather-Related Change of PlanGoal: Identify an original plan, its revision and the stated reason using evidence in a short Spanish message.
Before this: Recognize common time and place phrases.
Try together: Together identify the item to bring and the revised location. Quote or point to the two Spanish phrases.
Spanish I
Suggested grades 9–12 · Unit 3: Plans and Short Presentations
Organize a short Spanish message around the information an audience needs.
▷ 3 teacher video choices: Create a Clear Club InvitationGoal: Produce a six-sentence invitation with purpose, day, time, place and one instruction.
Before this: Use familiar day, time, location and preference phrases.
Try together: Together turn “reading club, Tuesday, five, library, bring a book” into two or three supported Spanish sentences using familiar vocabulary.
Earlier high school starter lessons with teacher video choices →