LogicLike - Improve logical thinking through engaging brain games
Grafomap - A map poster of your favourite place on earth
Dualnback.works - Dual N-back is a specific brain training exercise, that's been shown by research - it might improve fluid intelligence.
TiltMaps - Create map posters of your favorite places & memories.
JobFlare - Brain games for job seekers
Craft & Oak - Beautiful, minimalistic custom map posters