Modern nursery/kids room by Niyazi Özçakar İç Mimarlık
black & white with colour pop & lightening bolts. Lightening bolt light/ wall feature would be cool
I would do the boxes next to each other (or shelves for art supplies & books), add a cushion on the boxed (shelf area) with textured pillows. Then add a leg to support the desk on the end with two chairs.