1. Introduction
Thank you for choosing the Apitor 8-in-1 STEM Electronic Building Kit. This manual provides detailed instructions for assembling, operating, and maintaining your kit. Designed to stimulate curiosity and interest in physics and engineering, this kit allows children to build multiple moving models using an electric motor and 240 high-quality building blocks. Please read this manual carefully before beginning assembly.
2. Safety Information
Warning: Not for children under 3 years or any individuals who have a tendency to place inedible objects in their mouths. Small parts may present a choking hazard.
- Adult supervision is recommended during assembly and play.
- Requires 2 AA batteries (not included). Ensure batteries are inserted with correct polarity.
- Do not mix old and new batteries. Do not mix alkaline, standard (carbon-zinc), or rechargeable (nickel-cadmium) batteries.
- Remove batteries if the toy is not used for an extended period.
- Keep all components away from water and extreme temperatures.
3. What's in the Box
Your Apitor 8-in-1 STEM Electronic Building Kit includes:
- 240 x building blocks
- 1 x Electric Motor
- Detailed step-by-step picture instructions for initial models
- Sorting tray for components
For additional model instructions, please download the Apitor Kit app.

Image: Overview of the Apitor 8-in-1 STEM Kit contents, showing various building blocks, the electric motor, and the instruction manual neatly organized in a sorting tray.
4. Components Overview
The kit features high-quality ABS material blocks that are colorful, durable, and highly compatible. The core components include:
- Building Blocks: Various shapes and sizes for constructing different models.
- Electric Motor: Powers the movement of your creations.
- Precision Planetary Gear Reducer: Ensures lower noise and more precise movement for your models.

Image: Detailed view of the electric motor and its application in different models, demonstrating various movements such as wheel rotation and shoveling.

Image: An exploded view of the precision planetary gear reducer, highlighting its internal gears for smooth and quiet operation.
5. Assembly
The kit comes with detailed step-by-step picture instructions to guide you through building the initial models. For more complex or additional models, download the official Apitor Kit app.
5.1 General Assembly Tips
- Sort all pieces using the provided sorting tray before starting.
- Follow the instructions carefully, paying attention to the number and type of blocks required for each step.
- Ensure all connections are secure for stable models.
- If a part is missing, refer to the after-sales support section.

Image: A child's hands are shown actively engaged in assembling a model, with both a physical instruction manual and a digital guide on a smartphone visible, illustrating the dual instruction methods.
5.2 Assembly Video Guide
Watch the official Apitor video for a visual guide on assembling and interacting with the kit:
Video: Official Apitor video demonstrating the assembly process and various models of the 8-in-1 STEM kit, highlighting its educational and interactive features for children aged 6-12.
6. Operation
Once assembled, your models can be operated using the electric motor. Ensure batteries are correctly installed in the motor unit.
6.1 Basic Movement
The electric motor allows models to move forward, backward, and perform specific actions depending on the design (e.g., monster truck movement, robot walking, shoveling).
- Locate the power switch on the motor unit.
- Toggle the switch to activate the motor and observe your creation in motion.
- Experiment with different models to understand various mechanical movements.

Image: A dynamic collage showcasing the eight different models that can be constructed from the kit, emphasizing their diverse forms and potential for movement.
7. Maintenance
To ensure the longevity and optimal performance of your Apitor STEM kit, follow these maintenance guidelines:
- Cleaning: Wipe blocks and motor unit with a dry, soft cloth. Do not use water or cleaning solutions.
- Storage: Store all components in the provided sorting tray and gift box to prevent loss and damage. Keep in a cool, dry place away from direct sunlight.
- Battery Care: Remove batteries from the motor unit if the kit will not be used for an extended period to prevent leakage.
8. Troubleshooting
If you encounter any issues with your Apitor STEM kit, please refer to the following common troubleshooting tips:
| Problem | Possible Cause | Solution |
|---|---|---|
| Model does not move. | Batteries are dead or incorrectly inserted. | Replace batteries or ensure correct polarity. |
| Motor is making unusual noises. | Gears might be misaligned or obstructed. | Check gear alignment and remove any obstructions. |
| Model falls apart easily. | Blocks are not securely connected. | Ensure all blocks are firmly pressed together. |
| Difficulty building a specific model. | Instructions unclear or complex. | Refer to the Apitor Kit app for animated 3D instructions or contact support. |
9. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 10.43 x 7.48 x 2.36 inches |
| Item Weight | 1.17 pounds |
| Model Number | APR033 |
| Recommended Age | 6 - 12 years |
| Number of Pieces | 240 |
| Power Source | 2 AA batteries (not included) |
10. Warranty and Support
Each building kit is inspected by intelligent machines and tested up to three times before packing. If your kit is still missing parts or you encounter any other issues not covered in this manual, please feel free to contact Apitor Technology Co., Ltd. directly for assistance. We are committed to providing excellent after-sales support and will send any missing parts for free.
For more information and support, visit the official Apitor Store on Amazon: Apitor Technology Co., Ltd. Store




