Krabbé developed into an important art educator, an innovator of drawing education for children. His thesis was that one should take the children's own poetry as point of departure.
His father worked as a claims examiner for a life insurance company. [1 ] From 1883 to 1888, he attended the Quellinusschool and the Rijksakademie in Amsterdam, where he studied painting with August Allebé and lithography with Rudolf Stang…