Classic ABC Wooden Blocks by Uncle GooseThese standard ABC blocks are a generous 1. 75" (44mm) cubed and patterned after blocks from the turn of the century, this set of 28 blocks is finely crafted and colorfully painted with non toxic inks. Each block features a unique animal picture, a number or math symbol, and four letters (two embossed) for a total of four complete alphabets. 28 44mm cubes (1. 75") Ages 3+