Teach your youngster the concept of synonyms and help them learn to search for the perfect word! Synonym Dominoes includes 28 thick plastic domino tiles that have non-matching purple and white blocks with words and images printed on one side. It’s up to you to find the other domino with the matching synonym. The set is packaged in a handy collectors tin for storage. Children will love the feel of real dominoes as they learn the concept of synonyms in a fun and engaging way. 28 plastic pieces. Grades 1 – 5.