# CK-12
https://subger.com/en/service/ck12
Category: Kids Education · Pricing verified: 2026-03-18

## CK-12

CK-12 is operated by CK-12 Foundation, headquartered in Palo Alto, California, USA.

Pricing: Free for students, teachers and parents | $0

2024-2026: 2025-2026 product direction, and category-specific considerations.

Pricing tiers (USD):
- Monthly: 9.99/mo
- Annual: 99.9/yr

Links:
- Overview: https://subger.com/en/service/ck12
- Deals: https://subger.com/en/deal/ck12

— Machine-readable summary for AI search engines. Full page: https://subger.com/en/service/ck12