Stacking rainbow - 5 different ideas for play from you clever monkey. Visit http://youclevermonkey.com/
DYI bookshelf teamed with floor lamp and leather armchair.
Infographic on how to choose and what features should we look at, when picking up the right balance bike: frame material, tires, size, weight, limited turning, footrest, transformability, brakes and concealed bolts - Cool Biking Kids
Marble course with #grimmsrainbow; one of the more than 100 ideas and examples with this open end play toys - Mamaliefde.nl