This amazing wooden blocks help any child develop their understanding of the alphabet and basic math. They can spell out all sorts of word and develop their understanding of language and learn to do their multiplication, division and subtraction. Roman numerals are included so they can understand the Roman numbers as well along with lower cased letters. Along with developing their language, understanding letters and math, they can also do simple things such as build castles and towers or whatever comes to their imagination; it's simple fun for any child and it helps to increase their basic knowledge of basic language and math. This complex wooden alphabet can be used until your child is 8 years old. Made for ages 1.5+ years and up. Size per block: 1.5" x 1.5" x 0.75". Size of box: 8" x 8" x 2".