The Webinar on Math Puzzles for Everyone took place on Wednesday, November 11th, 2020 from 7 pm until 8:30 pm, with MarianelaZumbado, Professor of the Ministry of Public Education of Costa Rica and member of the Reform of Mathematics Education Project in Costa Rica, as our invited speaker. This virtual event was free and open to the general public.
The invited speaker shared several fun puzzles, including how to extract a square, a triangle and a pentagon from a sheet of paper with only one cut. Marianela Zumbado also presented a puzzle with ice creams of different flavors, another puzzle with colored triangles, circles and squares, and another about white and gray tilings. The speaker ended with a puzzle on completing a cube.