Solve real world problems with addition and subtraction within 1,000. Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Use visual models and place ...

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 ...

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 ...

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 ...

The designers for Monte Vista Elementary School’s proposed outdoor classroom had some key questions to answer: What materials could they use while staying under the district’s $10,000 budget? How much ...

After more than 24 years of coaching, I've noticed that teams and organizations still use traditional problem-solving techniques despite these being either obsolete or ineffective. For example, ...