Description:

       * Material: Wood

       * Size : pipe length :  About 15 cm

                   Ball: About 4cm

       * Comes with two styrofoam balls

       * A classic science toy that is not only fun but teaches real scientific concepts

       * This can be demonstrated by turning the base of the pipe 15-20 degrees - the ball will remain suspended in the air flow even though it is not directly above it.

       * Great educational toy for your child to play

       * High quality wood, polished smooth, not hurt the baby skin

 Package Includes:

   1x Blow pipe + 2 Balls