Addressing
We have been using cell addresses informally until now, but now we can be more formal and explicit. Different spreadsheets have different types of address… Continue
Build a Times Table
Students are tasked to build a times table in just two steps. They have to learn to use absolute as well as relative addressing to… Continue
Graphing
Graphs as we know them were first invented by Galileo. They are powerful images of functions. I will introduce you to graphs by letting you… Continue
Introducing Spreadsheets
In introducing Spreadsheets we want you to learn to build a numberline by using a rule (a formula). We begin with a simple rule that you can copy… Continue
Make a Hundreds Table
This is the graduation exercise for the basic use of spreadsheets. We combine rules and addressing to have students build their own hundreds table in… Continue
Number Lines
Number Lines introduce students to functional thinking and the use of formulas in spreadsheets. For younger students we call these formulas “rules” and ask students… Continue
Rows and Columns
We use the hundreds table to introduce rows and columns and focus students on seeing the patterns in these tables. Again and again we go… Continue
What is x?
What is “x”? Or how do we represent variables and functions on spreadsheets? Continue