CityTech Laser Cutting Info
http://www.nycctfab.com/#!equipmentlaser-cutting/c1120
Cut (Blue), Score (Green), Etch (Red), Raster Engrave (Orange)
Remember to double check with the CLT about which materials are safe to use or visit the website
Printing a tongue and groove box
http://boxmaker.connectionlab.org/
Printing gears
https://woodgears.ca/gear_cutting/template.html
Using gears in Inkscape
Extensions > Render > Gear
Adjusting the number of teeth will make your gear ration larger or smaller.
Adjust the Circular Pitch and Pressure Angle changes the teeth profile. When you are designing your gears keep these settings the same to make sure your gears fit together.