Jelly blocks and jelly letters are disclosed. The jelly blocks and jelly letters may be made from an elastomer gel resulting in a soft, stretchable children's toy that has shape memory. The jelly blocks and jelly letters may be made from an elastomer gel that is formulated for tackiness to permit stacking of the blocks or sticking of the letters to a desired surface. The blocks and letters may be soft enough that a child could be struck with them without suffering injury.