Large Waldorf Blocks No two of the blocks in this set are identical. These beautifully coloured, compltely non-toxic, free-form bricks will provide years of creative play for any child from 9 months. The 15 large blocks are made from Alder wood, each one is a different shape and colour, and there as each block is sanded by hand, there are no sharp edges. Comes in a handy cotton string bag.