Twan Verdonck is really young, I think he's 27, and working together with some psychologist he did a series of toys that are for sensorial stimulation for children that have psychological impairments.
Twan Verdonck es realmente joven, creo que tiene 27, y, trabajando junto a un psicólogo, hizo una serie de juguetes para la estimulación sensorial de niños que tienen impedimentos sicológicos.