Curated OER
Establishing a Lawn
The techniques for preparing soil before laying, or seeding, a lawn is covered in this set of slides. Ideal pH, fertilizer, and drainage is described. Details of the best seed type for different conditions are also given. Pictures to...
Purple Math
Purplemath: How Do I Compute My Grade?
Demonstrates how to figure out what you need on the Final to pass your course, given a typical grading scheme.