Critikid
Under $100, Free
Grade Levels: K-2nd, 3rd-5th, 6th-8th, 9th-12th
Critikid provides self-paced online courses and downloadable teaching resources on critical thinking. Topics include media literacy, online safety, logical fallacies, formal logic, statistics, cognitive biases, and emotional intelligence.
Critikid also offers “Critical Thinking for the Digital Age”, a half-credit homeschool curriculum for grades 8-12.
Some materials can be completed independently, while others can be guided by a parent or teacher.