Magnetic Marble Run for Fridge or Whiteboard, laser cut files, svg dxf pdf

Laser-cut a magnetic, configurable marble run that sticks to your fridge or whiteboard. Perfect for makers, STEM projects, classroom activities, and laser-cut marble run enthusiasts. With this collection of track pieces, the layout possibilities are virtually endless: straight tracks, curves, stairs, and flip-flop sections can be combined to create unique marble runs again and again. Unlike many other designs that require large amounts of wood and lengthy assembly, this marble run is compact and efficient. The entire set fits onto just two A4 sheets (420 × 297 mm total) and can be assembled in about 30 minutes. Material: Designed for 3.2 mm (1/8") wood Also works with material down to 2.5 mm without adjustment What you will receive SVG files for laser cutting DXF files for laser cutting PDF assembly instructions Additional parts required You will need 25 neodymium magnets: 8 mm diameter × 3 mm thick These are inexpensive and widely available from AliExpress, Amazon, eBay, or many local hardware stores. Note: Magnets sold as 3 mm thick are often closer to 2.5 mm in reality, so the design is sized to suit 2.5 mm-thick magnets. If your magnets are genuinely thicker, I can adjust the files for you. Please keep the 8 mm diameter the same.