Introduction
The Engino Inventor 30-in-1 Motorized STEM Construction Kit is designed to introduce users to the principles of Science, Technology, Engineering, and Mathematics through hands-on model building. This kit allows for the construction of 30 different motorized models, fostering creativity and an understanding of mechanical and physical concepts. The innovative snap-fit system ensures easy assembly and disassembly.
Safety Information
- Age Recommendation: This kit is suitable for users aged 6 to 15 years. Adult supervision is recommended for younger children.
- Small Parts: The kit contains small parts which may pose a choking hazard. Keep away from children under 3 years of age.
- Battery Safety: If your model uses a motor, ensure batteries are inserted correctly according to polarity. Do not mix old and new batteries, or different types of batteries. Remove batteries if the product is not used for an extended period.
- Proper Use: Use the components only as intended for building models. Do not attempt to modify or force parts together.
Package Contents
Verify that all the following components are included in your kit:
- Engino Construction Pieces
- Instruction manual
- Motor
Assembly Instructions
This kit allows you to build 30 different motorized models. Follow the instructions carefully for optimal results.

Figure 1: Examples of 30 models that can be constructed with the kit.
Using the Instruction Manual
The kit includes a detailed printed instruction manual with step-by-step, 3D rendered assembly instructions for various models. Refer to this manual for clear guidance on connecting components.

Figure 2: Example pages from the included printed instruction manual.
Interactive 3D App
For an enhanced building experience, download the free Engino 3D app (Engino kidCAD) available on Google Play and the Apple App Store. This app provides interactive 3D instructions, allowing you to rotate, zoom, and explore models in detail.

Figure 3: The Engino 3D app provides interactive building instructions.
Creative Snap-Fit System
The Engino system features patented snap-fit components and extendable rods, allowing for flexible and quick construction of various models with a small number of parts. This system promotes easy connection and secure builds.

Figure 4: The innovative snap-fit system for versatile building.
Disassembly with the Extraction Tool
An extraction tool is included to assist with disassembling small or locked parts. Use Option 1 to squeeze the tool for small parts, or Option 2 to push into the hole to pop out locked parts.

Figure 5: Using the extraction tool for easy disassembly.
General Assembly Video
Video 1: An overview of building various motorized models with the Engino Inventor kit, demonstrating the creative possibilities.
Operating Instructions
Many models in this kit are motorized, allowing for dynamic play and demonstration of mechanical principles.
Motor Operation
The included motor requires 2xAAA batteries (not included). Insert the batteries into the motor unit, ensuring correct polarity. The motor features a high torque gear box and a forward-reverse switch to control the direction of movement for your models.

Figure 6: Details of the motor unit and battery installation.
Exploring Physical Principles
The instruction manual also includes sections on theory, experimental activities, and quizzes to deepen understanding of physics concepts like inertia, momentum, kinetic, and potential energy. Build models such as a ballistic catapult, a gravity fan, or a collision car to observe these principles in action.
Video 2: An educational video explaining Newton's Laws of Inertia, Kinetic, and Potential Energy, relevant to the STEM principles taught by the kit.
Video 3: A demonstration of pulley drives, showcasing how these mechanisms work in construction toys, which can be built with the Engino kit.
Maintenance
- Cleaning: Wipe components with a dry or slightly damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store all components in a dry, cool place away from direct sunlight. Keep parts organized to prevent loss.
- Battery Care: Remove batteries from the motor if the kit will not be used for an extended period to prevent leakage.
Troubleshooting
- Parts Not Connecting: Ensure components are aligned correctly. Use gentle pressure. If a part is stuck, use the provided extraction tool.
- Motor Not Working: Check if batteries are inserted correctly and are not depleted. Ensure the motor is properly connected to the model.
- Missing Parts: Refer to the parts list in the instruction manual. If parts are genuinely missing, contact Engino customer support.
- Difficulty with Instructions: Review the printed manual carefully. Utilize the interactive 3D app for a more detailed visual guide.
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 18.5 x 12.8 x 18.74 inches |
| Item Weight | 1 pounds |
| Item Model Number | ENG-3030 |
| Manufacturer Recommended Age | 6 - 15 years |
| Manufacturer | Elenco Electronics LLC |
Warranty and Support
For warranty information or technical support, please refer to the contact details provided on the product packaging or visit the official Engino website. Keep your purchase receipt as proof of purchase.




