Piece counts vary by set, typically ranging from about 20 pieces up to 53 pieces depending on the kit.
Most listings recommend these accessories for children ages 3 and up and include small-parts/choking warnings as applicable.
Yes — the sets are described as compatible with most 18-inch dolls and with doll furniture/home kitchen pieces, allowing mix-and-match play.
Sets commonly include play food (pizza slices, turkey, cinnamon buns, eggs, fish, etc.), cookware (pots, pans, baking trays), utensils (spatula, tongs, ladle, measuring spoons), and appliance pieces such as microwaves, ovens, racks, and trays.
Interactive models simulate cooking: microwaves light up and play a heating sound, while stove/oven units have movable knobs that trigger realistic cooking sounds and sometimes a short countdown timer.
Materials listed across the sets include plastic and metal.
Most listings state that no assembly is required; some oven sets are described as fully assembled and ready to place in the play area.