Having a boy and a girl, their playroom has to be non gender specific. Animals seem to be a safe theme.... I would prob buy foam board and paint it instead of committing these onto the wall. Decor Ideas, Toddlers Boys, Room Decor, Wall Murals, Kids Room, Kidsroom, Toddlers Room, Boys Room, Jungles Animal
Wall Decal Frames - Playroom Wall Art - Nursery Wall Decals - Playroom Decor. $30.00, via Etsy.
Designing Playspaces: Our Playroom | Fun at Home with Kids (some super cute ideas that could be implemented in kids' rooms or even a corner of the garage for indoor/covered play)