These books present calculus, fluid motion, and problem solving in accessible ways.

Cipra, Barry. *Misteaks [sic] and How to Find Them Before the Teacher Does*. 3rd ed. Wellesley, MA: A. K. Peters, Ltd., 2000. ISBN: 9781568811222.

Pólya, George. *Mathematics and Plausible Reasoning*. 2 vols. Princeton, NJ: Princeton University Press, 1990. ISBN: 9780691025094 (v. 1) and 9780691025100 (v. 2).

———. *Mathematical Discovery: On Understanding, Learning, and Teaching Problem Solving*. Combined ed. New York, NY: Wiley, 1981. ISBN: 9780471089759.

Schey, H. M. *Div, Grad, Curl, and All That: An Informal Text on Vector Calculus*. 4th ed. New York, NY: W.W. Norton, 2005. ISBN: 9780393925166.

Van Dyke, Milton. *An Album of Fluid Motion*. Stanford, CA: Parabolic Press, 1982. ISBN: 9780915760022.