The Drop Tray is an ideal first project. They're based on simple shapes, so they're easy to design. They can be cut with a single cutter, so the machining process is relatively easy.
What You'll Learn
Basic design in Carbide Create.
What a "pocket toolpath" is.
What a "contour toolpath" is.
How to add tabs to hold your part in place.
How to load a file in Carbide Motion.
How to run your first job.
What You'll Need
Shapeoko CNC Router
3/4" Material (any wood is appropriate, from MDF to Walnut)