by MathPickle | Dec 29, 2025 |
Can you figure out the rules for fussy friend graphs just by looking at an example of a failure due to a fussy friend? The “4” is a fussy friend. This graph failed because the edges connecting “4” to other friends do not add up exactly to 4. To...
by MathPickle | Oct 31, 2025 |
Arrows Everywhere! (MathPickle, 2025) Here are the grids you’ll need to play this puzzle on paper, but if you happen to have a square tiled flooring in your school – watch the video below and use the big arrows that you’ll also find in that pdf....
by MathPickle | Oct 30, 2025 |
Steamrolled! (MathPickle, 2025) If you are in grades 1-3, all you need is addition and good thinking. If you are in junior high, you can use algebra to tackle more difficult steamrolled puzzles. Make your own or try to solve mine here. Teaching is an...
by MathPickle | Oct 27, 2025 |
Ariadne’s String Game (MathPickle, 2025) Thank you to Jia Ming for creating this wonderful online version! If you are playing on paper, elementary students are going to learn how to use a ruler and junior high students are about to make Pythagoras their best...
by MathPickle | Sep 13, 2025 |
Zebra (Dalhousie University Students, 2025) (Inspired by the game Omega by Néstor Romeral Andrés) The 7×7 board in the video is too big for grade four. Start with a smaller board. Here are a whole bunch to choose from: Pencil & Paper version (2 colours of...
