The Winklers' Holiday on Zoo Lovers Day Other Vowel Sounds 37b Long /ōō/ sound Cooking with Cathy and Cody- Pita Pizzas An Introduction to the History of the United States of America Things That Are Green-Easy Reader Part 1 Map of the United States of America Lanassa and the Colorful Blocks Vowel Diphthongs 38 /ow/ sound Gorillas and Other Primates Other Vowel Sounds 39 /oy/ sound Things That Are Purple-Easy Reader Part 1 After the American Civil War