Tagged: graph

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Investigation of y = mx + c

If you believe in constructivist teaching, aka you are on the same page as Piaget, then you’ll think that rather than telling the kids how the coefficients m and c translate a straight line on a graph, they should work it out for themselves through a structured investigation and self-discovery. Download the worksheets of such an investigation here. The investigation...

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An unusual way to teach plotting straight line graphs…

I bet you’ve not seen this one before… There is a linear relationship between air temperature and the number of times a cricket ‘chirps’ per minute. What an interesting idea for a lesson on plotting straight line graphs! After putting across the idea of the relationship, and motivating the pupils by explaining how the next time they are out and...