Solve word problems using a checklist. Engage in a Number Talk to find "how many." Solve addition and subtraction word problems with a Step-by-Step Visual Model checklist. Understand what the problem ...

Among high school students and adults, girls and women are much more likely to use traditional, step-by-step algorithms to ...

Have you ever thought about fun problem solving activities for preschoolers? Time to go to school is considered as the first serious step for a child. It is an important period not only for them, but ...

If there are nine people in a room and every person shakes hands exactly once with each of the other people, how many handshakes will there be? How can you prove your answer is correct using a model ...