Also on these boards
Crystal Baby Mobile Pink Baby Mobile Flower Baby by TheMobileMaven, $90.00 seems simple enough to make!
Baby Mobile - Baby Crib Mobile - Ocean Sea Mobile - Nursery Crib Mobile - crab, octopus "Ocean Sea Creatures" (You Can Pick Your Colors). $80.00, via Etsy.
Baby Mobile - Ceiling Hanging Mobile - Nursery Decor - Moon and Star Mobile (Custom Color Available) on Etsy, $68.00