I picked this picture of skateboard chairs because of the cool idea of taking something that is an interest of someone and creating a functional piece of furniture that also works as a statement piece.
16 Totally Cool IKEA Hacks for the Kids’ Room
Give your step stool a makeover with this tutorial.
This skull chair by Pool, a French design studio. The funky chair is named 'Souviens Toi Que Tu Vas Mourir' in French meaning 'Remember That You Will Die', and is essentially "Memento Mori" portrayed somewhat ironically through a plastic furniture.