Ryans Room Small World Toys Wooden Toys -Sum of the Parts Your child will enjoy solving the Ryan's Room Wooden Toys Sum of the Parts puzzle from Small World Toys Playing with Sum of the Parts helps children learn the names of basic shapes and understand fractions, too Children solve the puzzle by fitting shapes into the wooden base -- they can also play with the blocks independently Wooden base measures 8.25'' x 8.5''D x 1.25''H and comes with 18 blocks; suitable for children ages 2 and up For 50 years, Small World Toys has delivered fun, safe, innovative and endearing products for children of all ages