LogicLike - Improve logical thinking through engaging brain games
Kano - The educational computer and coding kit for all ages
Dualnback.works - Dual N-back is a specific brain training exercise, that's been shown by research - it might improve fluid intelligence.
Harry Potter Kano Coding Kit - Build a wand. Learn to code. Make magic.
JobFlare - Brain games for job seekers
Lego Boost - Build + Code + Play