Product description
Use of this toy can fully understand the knowledge of aerodynamics, the working principle of rocket, helicopter flight.
This toy is suitable for junior students.
1.The balloon propeller assembly;
3.Blow the balloon and the closed hole;
4.Propeller and sealed the hole of the balloon;
5.Clip in the balloon helicopter in the plane and let it fly.
Material: Plastic, Balloon
Feature: Funny, Educational Toy
Propeller Size: 13.5cm x 3.8cm x 9cm/5.31" x 1.50" x 3.54" (Approx.)
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.