Bulk Educational Soldering Kits for Schools — Mini Blinking Airplane PCB Kit (FR-4, Through-Hole) Are you looking for a fun, educational, and hands-on electronics project for your classroom or STEM club? The Mini Blinking Airplane LED Kit from Elektrokits is ideal for schools, camps, and educational institutions. Crafted with high-quality FR-4 PCBs and all through-hole components (including LEDs, resistors, a button, and CR1632 battery holder), these kits are designed for easy soldering practice and reinforce key electronics skills. Why Schools Love This Kit: Durable and Safe : Made from FR-4 substrate — the same material used in professional electronics. Operates at only 3 volts, making it safe for classrooms and beginners. Educational Value : Students learn component placement, schematic symbols, and practice soldering techniques. Printed Instructions Included : No guesswork — everything needed is labeled on the board...