Jessica's Pattern Block Mats (Printables) Best site I've found so far with free pattern block printables. - print out sheets of the shapes, cut them up, and mail them to your sponsored child in a ziploc bag along with a few of the printable templates
Free craft foam tangram templates and instructions. An engaging way to teach patterning to the young child, introduce the alphabet and letters, uppercase and lowercase to the preschooler. A free homeschool curriculum for the house on a budget.
Heart Tangram Printable Valentine Cards- These fun cards give kids a non-candy treat to give their friends. The tangram shapes attached to the card can be used to build the heart on the card and hundreds of other patterns.