Tag Archives: problem solving

156 – “Warmsnugs Double Glazing”

I did this last year. Really great lesson. I’m adding an extension of having kids create a set of 8 windows and price them accordingly, give the price of each one, including 1 of them as incorrect. So, pretty much duplicate the lesson with their own pictures and pricing scheme.

Posted in Uncategorized | Also tagged , , , , , , | Comments closed

155 – staircases and steepness

This is one of my all-time favorite lessons.

Posted in Uncategorized | Also tagged , | Comments closed

128 – the tethered dog problem

I got this problem from Five Triangles mathematics. One group may have the solution, but the rest are still struggling. The group that may have the solution is now drawing this problem on GSP.

Posted in Uncategorized | Also tagged , , | Comments closed

119 – untangling from Conway’s Tangles

On this warm gorgeous day, the kids continued to work on¬†Conway’s Rational Tangles. I LOVED this lesson!!! The kids did too, of course. ūüôā

Posted in Uncategorized | Also tagged , | Comments closed

118 – Conway’s Rational Tangles

I introduced Conway’s Rational Tangles to all 3 classes today. I’m thinking of doing this activity with our Staff later this year.

Posted in Uncategorized | Also tagged , | Comments closed

91 – the prisoner and four herrings

Problems with a¬†Point¬†is a¬†great website!¬† You can¬†search¬†for problems by TOPIC, HABITS OF MIND (STRATEGIES), MATHEMATICS BACKGROUND, TECHNOLOGY,¬†or DURATION. “Open the Lock” is from the site, and I¬†really enjoyed working on it (albeit there was¬†hair pulling).¬† It’s¬†challenging for my geometry kids, but the lively and thoughtful discussions that come out of the groups¬†make it worth presenting. […]

Posted in Uncategorized | Also tagged , , | Comments closed

90 – more visual patterns

I’m assigning two more¬†visual patterns¬†for the algebra kids as their¬†PS¬†this week. Same with geometry.

Posted in Uncategorized | Also tagged | Comments closed

86 – Noah’s Ark and factor craze

Noah’s Ark¬†is a great puzzle that I always do with my 6th graders. Mr. Noah wants his Ark to sail along on an even keel.¬† The ark is divided down the middle, and on each deck the animals on the left exactly balance those on the right ‚ÄĒ all but the third deck.¬† Can you […]

Posted in Uncategorized | Also tagged , , | Comments closed

84 – the case of the missing laundry

My algebra kids are just beginning The_Case_of_the_Missing_Laundry. It’s great fun!

Posted in Uncategorized | Also tagged , , , , | Comments closed

36 – difference engine

I wrote a little bit about¬†Difference Engine… and¬†Wolves and Sheep here.

Posted in Uncategorized | Also tagged , | Comments closed