My First Book of Numbers to 20 Jordan & Justine's Weekend Adventures America in the 20th Century Vowel Sounds Influenced by r 44b /u(r)/ sound Sharks and Other Sea Life Consonant Digraphs 20 /th/ sound Consonant Sounds 3.1 /f/ sound Consonant Sounds 12.3 /r/ sound From the American Revolution to the Civil War