Kaoshen

Kaoshen is a free SAT prep platform that helps students practice all 29 official SAT skills. The platform automatically logs incorrect answers and schedules them for retesting until the student demonstrates mastery.

Key features include:

• Full coverage of 29 official SAT skills

• Automatic wrong-answer tracking

• Adaptive retesting to reinforce weak areas

• No cost to use

Ideal for high school students preparing for the SAT who want structured, personalized practice without expensive tutoring or test prep courses.