Subjects and concepts covered by Professor Von Schmohawk or Shmohawk, Hulk Moosemasher, A.V. Geekman, Mr. Sqeegeeopolis, Professor Polyethylene, and Adrian Scienstein, include mathematics, math, an introduction to algebra, algebra, infinite series, topology, history of numbers, number systems, natural numbers, whole numbers, integers, rational numbers, number bases, decimal, binary, hexadecimal, hex, octal, Roman numerals, positive numbers, negative numbers, positional notation, sign value notation, commutative property, associative property, additive identity, multiplicative identity, the number line, arithmetic operations, and more.