The Language Builder: Stringing Beads (144 Bead Set) includes: 144 custom-designed solid wood blocks in 4 different shapes and 6 vibrant colors. The set also includes 6 strings for stringing the beads and 40 cards with patterns of beads from a single bead to a pattern of 12 beads. This set is ready-to-use or can be enhanced by the free, one-of a-kind Language Builder: Bead app for iPad which allows users: to create and add their own patterns so sessions and plans can be customized, create a personalized gallery of patterns to increase motivation, and more.