How to Calculate Yardage for your triangle loom:

• Measure the hypotonuse of  your triangle loom in inches
  
• Multiply that number times the number of nails along the hypotonuse
• Divide that number by 36 (to determine yardage)
• Click here for a yardage chart for you to print out

How to Plain Weave on a Square Loom:

Tutorial on weaving at the edge for a 2/2 Twill on a Rectangle Loom: