Description:
This 3-in-1 STEM robot building kit combines hands-on construction with remote and app control to keep kids engaged in creative play and basic coding. It assembles into a guitarist robot, a 360° stunt dump truck, or a heavy road roller, offering varied play scenarios and educational value for children aged roughly 6 to 14 years.
Key Points
The kit includes 433 snap-together pieces made from child-safe, non-toxic materials and is compatible with many similar building blocks on the market. It features LED dynamic eye modules and playful sound effects that change in response to remote commands, which adds personality during play. Control is possible both with a 2.4G remote and with an intuitive icon-based app that supports gravity mode, path mode, STEM programming mode and drive mode. The drive module integrates two high-speed motors and a rechargeable 7.4V 400mAh lithium battery, giving running times of around 40 minutes according to the manufacturer. The set supports multiplayer use and is designed for collaborative play.
Technical Specifications
- Name: QHECTTY 3-in-1 STEM Robot Building Kit
- Pieces: 433 pieces
- Battery (drive module): 7.4V 400mAh rechargeable lithium battery
- Remote frequency: 2.4G
- Motors: 2 high-speed motors
- Certifications: ASTM and CPSIA according to the manufacturer
Why This May Interest You
Building the three different models helps develop fine motor skills and hand-eye coordination while introducing engineering concepts and basic robotics. The app’s coding mode uses visual icons so young learners can assemble simple programs without reading complex instructions. Parents can join in, which encourages teamwork and social interaction. The LED eyes and sounds make each model feel animated and more engaging during pretend play.
Practical Tips
Follow the included colorful step-by-step guide when assembling the first model to learn how modules connect. For best battery life, fully charge the drive battery before extended play and keep the remote using fresh AA batteries not included in the package. Consider starting with the simpler model to build confidence and then progress to the more complex configurations that require attention to structural stability.
Notes: the app-based programming is beginner-friendly but may not replace more advanced coding kits for older children who want in-depth programming challenges. Also consider that the remote needs AA batteries and these are not provided.









