This fun and challenging matching game gives children multiple way to learn and play. Children can match uppercase and lowercase letters as they put the acorns together, plus play hide-and-seek by finding a surprise inside each acorn. The object they find begins with the letter sound on the acorn. Colors correspond to letters, and little learners can even practice making words, learning their ABCs, beginning sounds, and more. Acorns measure 2"L x 2½"H. 26 two-piece acorns, 26 color-coded counters. For ages 3 and up.