Now brought to you by Houghton Mifflin Harcourt. AUDIENCE: System 44 for iPad is available only to System 44 Next Generation customers. System 44 Next Generation, the most powerful foundational reading program for Tier III students, has been redesigned for iPad. System 44 now includes iOS accessibility supports, such as Dynamic Type, High Contrast, and Guided Access modes. System 44 was carefully developed to help students master foundational reading skills through explicit, adaptive instruction in comprehension and writing. System 44 can be integrated seamlessly with all three stages of READ 180 Next Generation apps built for iPad.