Simple Robotics Cardboard Chassis - 25 Pack Replacement pre cut cardboard chassis pieces for the Lesson in a Box Simple Robotics kit. Supplied as a pack of 25 Product Description These pre cut cardboard chassis pieces are replacements for the Lesson in a Box Simple Robotics kits. They are supplied as a pack of 25. Although we have included digital templates with the Lesson in a Box budled https://elecena.pl/product/16395846/simple-robotics-cardboard-chassis-25-pack 2020-04-06 https://elecena.pl/product/16395846/simple-robotics-cardboard-chassis-25-pack 2020-09-01 https://elecena.pl/product/16395846/simple-robotics-cardboard-chassis-25-pack 2021-03-02 https://elecena.pl/product/16395846/simple-robotics-cardboard-chassis-25-pack 2022-11-18 https://elecena.pl/product/16395846/simple-robotics-cardboard-chassis-25-pack 2025-07-09