- Socratic dialogues to build critical thinking skills. Critical thinking is the objective analysis and evaluation of an issue in order to form a judgement.
- These work particularly well studying history, civics, and social studies like the Big History Project.
- Dual N-Back is a game scientifically proven to build raw intelligence (IQ).
- Math Circles
- Math eLearning:
Khan Academy, DreamBox, ALEKS Math, Manga High, PBS Kids Math
- Coding eLearning:
Code Academy, Khan Academy, Scratch
- Science eLearning:
- Science explorations
- Complex strategy games
- The following DIY.org skills:
- Engineering: Backend Dev, Cryptographer, Mathematician
- Hacking: Bitster, Circuit Bender, Frontend Dev, Hardware Hacker, Open Sourcer, Scratcher, Sensor Hacker, Sys Admin
- Philosophy: Philosopher
- Science: Biologist, Botanist, Chemist, Entomologist, Geneticist, Geologist, Meteorologist, Ornithologist, Physicist, Zoologist