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Using 439 precision parts, your teen will build a working motor with every moving part visible. Electromagnets drive pistons, a crankshaft transfers motion, and a flywheel keeps everything spinning. The kit also includes unusual gear sets like the nautilus, oval, and Geneva mechanisms, giving your teen more ways to change, test, and rebuild how motion behaves. This is a serious model build for students ready to understand how engines work.
$149.90
Quantity:

2026 Tenth-Grade Curriculum Kit
Solenoid Engine Deluxe Kit
The Solenoid Engine Deluxe Kit lets your teen build a working electromagnetic engine that clearly demonstrates how electrical energy is converted into mechanical motion.
Using nearly 400 LEGO®-compatible pieces, your teen assembles an open-frame engine complete with electromagnets, pistons, a crankshaft, and a flywheel. Because every moving part remains visible, it's easy to watch each stage of the cycle and understand how the components work together.
Nothing is tucked away behind plastic covers. Your teen can actually watch the electromagnets pull, release, and repeat as the pistons cycle and the crankshaft turns. Suddenly, electricity isn't just an invisible concept in a science book—it's something he can see happening right in front of him.
And just when your teen thinks the build is finished, the experimenting begins. The Deluxe edition includes interchangeable gear sets—including nautilus, oval, square, Geneva, and direction-changing mechanisms—that invite him to swap parts, test different configurations, troubleshoot, and discover how each one changes the engine's motion. It's a hands-on lesson in engineering through experimentation.
Instead of becoming another model that sits on a shelf, the finished engine is designed to keep teaching. Every new gear combination reveals another way motion can be transferred, redirected, or transformed, giving your teen a reason to return to the project long after the last piece is in place.
How to Use the Solenoid Engine Deluxe Kit
- Sort the pieces into groups before you begin, then build the engine one section at a time. Check the alignment as you go so the moving parts sit straight and rotate freely.
- Make solid electrical connections throughout the build. Loose contacts can prevent the engine from running smoothly and are much easier to correct before the assembly is complete.
- Test the engine regularly instead of waiting until the end. Turn the moving parts by hand and power up the engine after major sections are finished. If something binds or stalls, back up a step and make small adjustments rather than forcing the mechanism.
- Once the base engine is operating smoothly, install the Deluxe gear sets one at a time. Experiment with the nautilus, oval, square, Geneva, and direction-changing gears to see how each one changes the engine's motion.
- Encourage your teen to tweak, test, and rebuild. Much of the learning comes from experimenting with different gear combinations and observing how small mechanical changes produce very different results.
Manufacturer: Inq Factory
Contents: 439 precision parts, step-by-step guide; includes 5 pairs Nautilus/Oval/Geneva gears plus 5 pairs Square/Direction-Changing gears
Material: Aluminum alloy and stainless steel (CNC cast, anodized)
Age Recommendation: 13+
Assembly Time: Approx. 4 hours




