Dig and Discover Triceratops & SpinosaurusEmbark on a prehistoric adventure with these two engaging dinosaur skeleton puzzles: the three horned Triceratops and the fearsome Spinosaurus! Made from a durable stone mix, these chunky, tactile pieces are designed for endless excavations in sand, soil, or sensory trays. As children dig and uncover each fossil, they'll strengthen their observation and problem solving skills, studying shapes and textures to complete the puzzles. Piecing the skeletons