Odd Perfect Squares
Pythagorean Card Table
Night Boat Photography
Lex was my advisee, who died unexpectedly and tragically. His parents set up a scholarship in his memory for boys without parents. There was an article about it in the Boston Globe.
Making a multiplication table is an excellent beginning Excel Activity. This video shows an efficient way to do it using absolute references, but there are many other approaches. I use an open-ended handout for this activity in class. This video … Read More