Rex E's Enrolled Lessons
2 minFREEBiking lessonFree2 CQ
Need to learn the parts of your road bike? In this lesson, Cycling 101 introduces the terms for the major parts of a road bike, from top to bottom.
3 minPhilosophy lesson2 CQ
What kind of knowledge does philosophy acquire? In this lesson, learn about what philosophy is and its main subdivisions–metaphysics, epistemology, and ethics.
10 minFREEBiking lessonFree6 CQ
Be prepared for mechanical failures or injury. Learn how to pack minimally and efficiently for whichever length of mountain or road bike ride you take.
14 minFREECalculus lessonFree8 CQ
Calculus is all about change. In this lesson, review the change that calculus studies, as well as applications from architecture to rocket science.
6 minFREEWork lessonFree4 CQ
Continue learning about stock market analysis with this lesson on identifying stock market trends. Review concepts like trend channels, over selling, and more.
2 minFREEAlgebra lessonFree2 CQ
That exponential growth problem may look difficult, but don't worry—you have calculus on your side! Learn how to solve exponential population growth problems.
11 minFREEBasic Computing lessonFree6 CQ
Thinking about upgrading to Windows 8? First, get a rundown of the history of Windows and learn about the features of the new Windows 8 editions.
10 minBasic Computing lesson6 CQ
Find all of your programs and utilities in one place! In this lesson, learn about shortcuts, windows, and the taskbar on the Windows 8 desktop.
14 minBasic Computing lesson8 CQ
Don’t be surprised when you boot up Windows 8 only to find there’s no Start menu. Learn how to unlock your computer and use the Start screen in this lesson.
15 minBasic Computing lesson8 CQ
Before you make the leap, learn some important information about Windows 8. This lesson covers new and enhanced features and specifications in Windows 8.