Lecture 1 -- Historia est magistra vitae.

Lecture 3 -- Egyptian addtion and subtraction
 
Lecture 3 - Egyptian multiplication and division

Lecture 4 -- Egyptian Method of False Position

Lecture 4 -- Egyptian Numbers/Fractions (unit fractions)

Lecture 5  -- Babylonian Mathematics

Lecture 7 -- Greeks and Thales of Miletus

Lecture 7 -- Scale and Weight Problem

Lecture 9 -- Pythagoreans

Lecture 10 -- Amicable and Perfect Numbers

Lecture 11 -- Platonic solids

Lecture 11 -- Socrates and Plato

Lecture 14 -- Geometric, Arithmetic, Harmonic Mean

Lecture 15 -- Euclid

Lecture 15 -- Euclid Elements

Lecture 15 -- Euclidean Algorithm

Lecture 16 -- The Golden Ratio

Lecture 17 -- Euclid triangle proofs

Lecture 18 -- Algebra Tiles

Lecture 20 -- Pascal’s Triangle

Lecture 21 -- Calculus

Lecture 22 -- Euler identity