Students apply higher level thinking skills to determine rules for sorting and classification. In this pre-algebra lesson, students nominate classmates who they think satisfy the unspoken "rule" established by the leader. As students are...

There is nothing more engaging than cracking a secret code! Middle schoolers will replace letters with numbers to solve problems. This game will help them to begin to understand algebra questions by finding the value of missing numbers....

Can you tell how tall someone is just by looking at their feet? In this activity, young mathematicians measure their height, arm span, and foot size, graph their findings, and answer questions about how these measurements are related....