Utah Education Network (UEN)
Utah Open Textbook: 4th Grade Science
How does weather affect Earth? Learners understand the characteristics of water and make predictions about weather patterns. They recognize how water and weather affect rocks and minerals through erosion. They also learn about fossils...
Rice University
College Algebra
Is there more to college algebra than this? Even though the eBook is designed for a college algebra course, there are several topics that align to Algebra II or Pre-calculus courses. Topics begin with linear equation and inequalities,...
Rice University
Algebra and Trigonometry
Move on into trigonometry. An informative eBook takes the content of a College Algebra course and adds more relating to trigonometry and trigonometric functions. The content organization allows pupils to build upon their learning by...