Most of the questions have been selected, with some modification, from the books "Integrated Mathematics for Explorers" by Adeline Ng and R. Parwani, and "Real World Mathematics" by W.K. Ng and R. Parwani. The solutions have been edited from the corresponding "Solutions Manuals" by C.L. Ching and Sun Jie, and Y.L. Len and M.H. Thong.
Topics covered include: algebra, plane geometry, coordinate geometry, trigonometry, calculus, and real world applications.
Additional resources are available from the Simplicity Research Institute's website.