Ellison XL LetterMachine Quick Change Kit (discontinued) hex-4E7DD5 Basic Guide includes the lessons

Basic Guide includes the lessons that can also be used with Quadratic Equations Advanced set

the original toy

This kit is a great introduction to the fun and mystery of magnets

tenths and twelfths in 9 distinct colors with printing on each piece

Ellison XL LetterMachine Quick Change Kit (discontinued) hex-4E7DD5 Basic Guide includes the lessonsEllison's XL LetterMachine Quick Change Kit includes: 4 Quick Change Pins, 4 Mylar Shims, Step Shim Assembly, XL Standard Cutting Pad (9 13 16" x 8 7 16") and 1 8" Hex Wrench. Ellison's Quick Change Kit makes quick work out of changing your Cutting Pad and Shims. In just a few minutes you install the pins that replace the existing screws. Once installed, the Cutting Pad can be turned over or replaced without any tools.