1. Airplane shape, babies like it more
2. Rich colors to attract babys interest
3. Rounded edges to prevent scratches on babys hands
4. Simple assembly to train babys hands-on ability
5. Material: paper
6. Applicable age: 7-14 years old
7. Ability training: vision, intellectual development, hands-on brain, hand-eye coordination
8. Battery: AA battery x 2 (batteries are not included in delivery)