Amazon has this Learning Resources Lets Shop! Market Set, Classic Cash Register, Play Food with Shopping Cart, 95Piece, Ages 3+ for $31.49!
Pretend play: everything kids need to open a pretend store
Develop: develop language and motor skills naturally through role play fun
Learn: learn counting, sorting, imaginative play, cognitive function skills with these classic toys
95-Piece set includes solar-powered cash register, apron with name-tag, shopping basket, food, dry-erasable sale signs, coupons, plastic coins, paper play money, pretend credit card and shopping lists
Ages 3+