Wooden DIY Table Tennis Elastic Model Children Physical Science Experiment Assembly Toy, Elastic Model

1. Material: wood2. Applicable age: over 8 years old3. Product principle: the elastic potential energy is converted into kinetic energy to make the table tennis pop up4. It is both a model and a teaching aid to cultivate childrens hands-on ability5. Made of wooden material, safe and environmentally friendly6. Product size: 13 x 27.5 cmSpecification: Package Weight One Package Weight...