<p>In this lesson, students will explore algebraic patterns by determining how many tables are needed to seat a growing number of guests at a Quinceañera, making connections between mathematical ...

In this lesson, students will apply proportional reasoning to a culturally relevant context by determining how much masa harina is needed to make the dough for tamales for a holiday posada, connecting ...

In this lesson, students will apply number theory by using the greatest common factor to fairly divide different types of candy into identical goodie bags, thereby connecting mathematical reasoning to ...

Joint Statement from NCTM, NCTE, NCSS and NSTA on Withholding of Education Funding As representatives of the K-12 teachers and leaders in the core subject areas, we are alarmed by the decision to ...

Be prepared with additional items of varying sizes. Items that are too small (such as a dime) and too large (such as the opening of an umbrella) tend to be less accurate. After the measurements have ...

Take a look at some of these popular articles, webinars, and resources...so far in 2025! Thank you for all you do to advance equitable mathematics education. Check out some of the most popular member ...

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The Product Game is a fun, interactive game that exercises your skill with factors and multiples. This Product Game Investigation was adapted with permission and guidance from Prime Time: Factors and ...

If you are an experienced, highly skilled mathematics professional, we want to hear from you on topics that you know best. Whether you’re a teacher or a teacher educator, you have a story to tell and ...

It is with sadness that we announce the passing of James T. Fey, who will be remembered for his leadership in the mathematics education community, nationally and internationally, championing ...

Curriculum Focal Points are the most important mathematical topics for each grade level. They comprise related ideas, concepts, skills, and procedures that form the foundation for understanding and ...

Principles and Standards for School Mathematics is a guide to what mathematics students should learn; what teaching practices, approaches, and tools show promise; and the role that assessment plays in ...