Spreadsheets with their natural grid make a great, though not entirely flexible, platform for architectural design and for working with…
Read moreUsing the times table, students can see that products are always rectangles, and that they represent the area of that…
Read moreShapes introduces student to changing the colors in cells and to changing the shapes of cells by dragging the column…
Read moreParentheses are very important in spreadsheets because like all programming, spreadsheet formulas have to be very specific. A big formula,…
Read moreFractals are a new 21st century mathematics. They are patterns that repeat themselves at various scales. This one is based…
Read moreScatterplot graphs enable us to build shapes using spreadsheets and to practice transformational geometry. They are surprisingly flexible tools. And…
Read moreStrings need not begin and end on axes that are at right angles to each other which we call Cartesian.…
Read moreCreate, manipulate, and explore triangles in this live interactive spreadsheet. On the surface, a triangle is being drawn on a…
Read moreThough spreadsheets lets you put geometric shapes on the screen, those shapes are not connected with the cells and cannot…
Read moreThe usual way to make string diagrams using rubber bands or yarn on a board with nails does not allow…
Read moreWhen I was young I loved to play with planetary data, to explore their patterns, to learn more about astronomy,…
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