Wooden Science Experiment Ship Kit Battery Power Remote Control Educational Science Experiment Kit Above 6 Years Old Item Type: Wooden Science Experiment Model Kit Material: Composite wood Battery Type: Remote control: 2 x AA batteries (not included) Ship: 2 x AA batteries (not included) Age: Above 6 Years Old How e: 1. Connect the No.2 gear with No.3 and No.5 pieces together.2. Remove the motor wire cover and install with No.3 gear pinion3. Use double sided tape to stick the receiver plate on the bottom plate of No.84. Install the No. 1 piece on the bottom plate of No. 85. Install the axle with No.1, No.2, No.4 pieces, you can refer to step one for propeller installation.6. Complete step 5 and install piece No. 8, adjust the position of gear No. 2 and reserve the hole position.7. Complete step 6 and install the motor and propeller, fix the receiving wire (with ring) and receiving antenna with screws.8. Put the motor wire through the No.4 piece.9. Use heat shrink sleeve to connect and fix the motor wire to the receiving board FB. (Heat shrink sleeve can be heated to tighten)10. Install the No. 9, No. 10 pieces.11. Receive the antenna and receiving board respectively through the hole reserved for the 6 pieces.12. Connect the wire and battery box and heat shrink sleeve to connect the positive pole with the receiving board U+, negative pole with U- fixed.13. Use double sided tape to stick the battery box to the No. 6 piece.14. Use double sided tape to stick the foam base plate on the No.8 piece.15. Put the battery on the remote control and you can use it.