Math
- Khan Academy — free lessons and practice
- CK-12 — digital textbooks and adaptive practice
- NRICH — rich problem solving
- Mathigon — interactive math
Free · Low-cost · By subject
Homeschool Curriculum Resources
Good starting points by subject. Some are full curricula; others are supplements, practice or enrichment.
Language Arts
- Core Knowledge Language Arts — free downloadable units
- ReadWriteThink — lessons and printables
- CommonLit — reading passages and text sets
- Project Gutenberg — public-domain books
Science
- Khan Academy Science
- PhET — interactive simulations
- NASA STEM
- NOAA Education
History & Social Studies
- OER Project — free history courses
- Library of Congress — primary sources
- DocsTeach — National Archives activities
- iCivics — civics games and lessons
Geography
Art & Music
Technology & Coding
Health, PE & Life Skills
- OPEN PE
- USDA MyPlate
- FDIC Money Smart — financial literacy
- My Next Move — career exploration
Foreign Language
- Duolingo
- Language Transfer
- Michigan eLibrary — check current language-learning databases
Electives & free-resource libraries
- Smithsonian Learning Lab
- PBS LearningMedia
- Mecosta County 4-H — hands-on local projects
- MCK printables & local adventures