Description:

DIY Scientific Experiment Balloon Recoil Toy Set for Kids Educational Physical Learning
Help children learn and feel the working theory of air recoil
Exercise your children practical ability
Train your children observation capability, thinking and analytical skills
Material: Plastic
Color: As pictures shown

Size Chart:

Base Size (D x H): Approx 7 x 3cm/2.76 x 1.18inch

Package Includes:

1 DIY Balloon Recoil Toy Set (with Chinese Instruction)

Note:

Due to the manual measurement, please allow 1-5mm differences in size
Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand