Introduction Do you ever use math as a tool to solve interesting problems? In the 1970s math was often taught with simple worksheets. One teacher was looking for a way to help his students have more ...

Do you know your geometry from your arithmetic and your fractions from your logs? Let’s find out! Think of this as a math class without the quizzes, where every problem has a twist solution, every ...

Build, read, write, and represent three-digit numbers using base-10 blocks and symbols. Build, read, write (in standard and expanded form), and represent three-digit numbers using base-10 blocks and ...

Some of the biggest challenges in teaching math aren’t about the numbers and operations themselves, but students’ attitudes toward them. Getting students to think deeply about problems, persevere ...