Multiple Ways to Solve a Problem
Two days ago, I had the opportunity to visit a math classroom in an elementary school. The students were working on a problem that involved division by a fraction. Each student was writing his or her solution on a worksheet and serendipitously, I observed that one student came up with an approach quite different from the others. This brought back memories from my grade school days when the teacher would ask about four students from the entire class to solve a problem on the board in front of everyone. The four are not allowed to look at each other's work and at the end, it was often enlightening to see various solutions. The specific problem the students were working on a couple of days ago was similar to this. If a bottle of vanilla extract contains 4 fluid ounces (oz.) and 2/3 oz. is required to make 1 quart of vanilla flavored ice cream, how many quarts of ice cream could I possibly make with one bottle of vanilla extract? One student was representing her solution via a drawin...