Giới thiệu 1 Bộ Sáo Cân Bằng Đồ Chơi Giáo Dục Dành Cho Trẻ
Item Description:
-Floating Ball Toy, how long can you make this ball float? Challenge you family and friends!
-This classic game of science demonstrates Bernoulli's Principle, the Law of Pressure Differential.
-Gently blow into the pipe and watch the ball float.
-Easy to play,entertaining,fun and thought provoking.
Product introduction:
100% Brand New
Material:Plastic +Foam
Age:Not for children under 2 years.
Color:We will send it randomly.
Size:About 15cm
Package Contents:1 Set Floating Ball Toy