About 32 years ago I had just completed my B.S. in Mathematics and was immediately hired to teach mathematics at Roosevelt Junior High School in Oakland, California. I thought I knew everything there was to know about K-12 math concepts. Most certainly, adding and subtracting whole numbers! However, I was almost immediately humbled by a […]

Here is a version of Hex that you can play remotely with Google Slides. DIRECTIONS/INSTRUCCIONES The game is played by two players. Each player chooses one color marker. Se juega con dos jugadores. Cada jugador escoge una pieza de un color. Begin with an empty board. On each turn, one player puts a single marker […]

A two-person game/Un juego de dos personas Materials/Materiales A game board/El tablero del juego 2 pieces of one color/2 piezas de un color 2 pieces of another color/2 piezas de otro color DIRECTIONS One player takes 2 pieces of one color. The other player takes 2 pieces of a different color. Un jugador toma 2 […]

Original Version found at https://nrich.maths.org/13125 Materials/Materiales A five-by-five dotty grid paper. Un papel cuadriculado con puntos en forma de 5 por 5 Marker pieces of two different types/colors. (two colors of rocks, pennies and dimes, etc.) Piezas de dos tipos/colores (eje. piedras de dos colores, monedas distintas, etc.) Directions/Instrucciones This is a two-person game. […]

Object of the Game: Be the first to get four of your chips in a vertical, horizontal, or diagonal line. Directions: • To begin, the first player places both red markers at the bottom of the gameboard to get them into play. She puts her chip on the resulting product. ◦ For example, if […]