Bumpy Wheel (multiplication)

Bumpy Wheel (multiplication)

Bumpy Wheel (MathPickle 2022) Bumpy Wheel is a two-player game. Setup: Put an even number of dots in a circle. Copy this pattern so both players have it.  Rules: 1) On your opponent’s dots: Secretly place consecutive integers starting at zero. They can...
Kitchen Tile War (counting, comparing)

Kitchen Tile War (counting, comparing)

Kitchen Tile War (MathPickle 2022) Grade 2+ tiling puzzle. Teaches students organization and presentation of their ideas. Some grade 2 students will have dexterity issues in trying to draw these tiles, but the mathematics of comparing the sizes works well for them....
Ups & Downs

Ups & Downs

Ups & Downs (MathPickle 2022) This puzzle plays with subtraction. It is exploration for the sake of exploration. See what you discover. The day after this video was published, Gabriella Pinter from the Department of Mathematical Sciences, University of...
Colouring Ukraine (place value)

Colouring Ukraine (place value)

Coloring Ukraine (MathPickle 2022) This Feb 2022 activity is rooted in sad world events, but it simultaneously celebrates the tradition of beautiful map colouring puzzles.  Here is a map to colour (you’ll need to choose “File” then “Make a...