by MathPickle | Dec 19, 2016 |
There are only a few slides in this puzzle so before heading on to the next one, your students and you should study the image and come up with conjectures about how the images are created and what to expect on the next slide. This first slide has too little...
by MathPickle | Nov 22, 2016 |
“Very bright was that sword when it was made whole again; the light of the sun shone redly in it, and the light of the moon shone cold, and its edge was hard and keen. And Aragorn gave it a new name and called it Andúril, Flame of the West.” J.R.R. Tolkien...
by MathPickle | Nov 16, 2016 |
Before our myths of democracy were inked – Cleisthenes tossed and turned in bed: “All Men Are Created Equal?” “One Man, One Vote?” “Virtuous Man, Multiple Votes!” “That’s it!” he thought. And here is how it...
by MathPickle | Oct 6, 2016 |
Before the wise builder builds – the wise builder thinks. Here we are going to build the foundations of a great skyscraper – Taipei 101. Start with a 6×6 grid. Add numbers or letters or colors to the top left part of the grid as shown. Now is the...
by MathPickle | Oct 5, 2016 |
Find a coloring of these vertices so that no equilateral triangle can be found that has all three corners the same color. Here we failed because the highlighted triangle has three red corners. It also fails because this highlighted triangle has all its corners yellow....