Things to Make and Do in the Fourth Dimension: A Mathematician's Journey Through Narcissistic Numbers, Optimal Dating Algorithms, at Least Two Kinds of Infinity, and More
Graph Paper Notebook 1 Inch Squares: Graph paper for kids large 1 inch squares, (110 pages, 8.5" x 11")
Partial Differential Equations for Scientists and Engineers (Dover Books on Mathematics)
Nonlinear Dynamics and Chaos: With Applications to Physics, Biology, Chemistry, and Engineering