Grade Four Vocabulary & Word Relationships The Magic of Photosynthesis The Anglo-Saxon Invasion of Britain Vowel Sounds Influenced by r 43 /o(r)/ sound Sharks and Other Sea Life History of Carnival Rides Vowel Sounds Influenced by r 41 /ā(r)/ sound Delilah Saves the Village of Lumpidoo Vowel Sounds Influenced by r 44b /u(r)/ sound Flint Goes to the Supermarket