An Easy-Bake Oven works by using a light bulb or a heating element as its heat source to bake small treats. The treats are mixed in small baking pans, which are then pushed into the oven through a slot using a special tool. The heat from the light bulb or heating element cooks the treats inside the oven. After baking, the pan is pushed out through a slot on the other end. Originally, the first Easy-Bake Ovens from the 1960s used two 100-watt incandescent light bulbs (one on top and one on the bottom) to generate heat. Later models engineered the interior so that a single bulb could create a convection current for even cooking. More recent versions replaced the light bulbs with a true heating element similar to a small oven's heating part for better efficiency and safety. The oven is designed as a small enclosed space to keep the heat concentrated on the small pans, and its compact size makes it safe for children to use under supervision. This design allows kids to bake simple cakes, cookies, and other mini treats using toy-sized mixes and pans.