Marty the Moose - I built an app where a moose named Marty generates functional Javascript.

Brain Games - Boost memory power with free brain games

Arcade Trail - Crowdsourced game discovery & curation platform

Dualnback.works - Dual N-back is a specific brain training exercise, that's been shown by research - it might improve fluid intelligence.

Tappity - Tappity teaches your child about science from experts.

LeveLisa - The brain game that creates creativity