James Tanton

Guidobaldo del Monte (1545-1647), a patron and friend of Galileo Galilei, believed he had witnessed the creation of something out of nothing when he established mathematically that zero equals one. He thereby thought that he had proved the existence...

In this workshop teachers will learn a new and effective method for teaching the concept of place value and all the arithmetic operations with numbers. They will experience mathematics as meaningful, coherent and beautiful and will leave inspired to...

Guidobaldo del Monte (1545-1647), a patron and friend of Galileo Galilei, believed he had witnessed the creation of something out of nothing when he established mathematically that zero equals one. He thereby thought that he had proved the existence...