We search the internet for comprehensive, in-depth material on upper-level mathematics, science and engineering. Then, we integrate the best videos, material and links into our discussion to help you learn, understand and use what you are currently studying. Our app is not meant to replace your book or class materials but to supplement and enhance them or to refresh your skills.
Once complete, here is what you will find on more than 300 pages.
- more than 3000 videos
- more than 2500 practice and exam problems all with complete, worked out, step-by-step solutions
- study suggestions
- ways to save on books, bags, supplies and tutoring