duck slide toy set is perfect for kids play. Funny automatic stair-climbing ducklings cartoon race track set is a wonderful toy for gift giving. You and your younger will be spellbound watching these cute ducks climbing and sliding in a queue on exciting track. The ducks climb the stair one by one, and slide down the tack. After sliding down from the top, the ducks will climb onto the top again. Amazing Sliding Track Toy This toy comes with 3 lovely yellow ducks, 1 stairs part as well as 3 sliding tracks. After assembly and start the toy, the ducks will be sent to the top one by one and then slide back to the starting point for the next round Automatic Climbing Ducks There is a mechanism inside the main part of the toy that enables the stairs part works like an escalator.