Bedtime Math is a nonprofit organization where families of children ages 3 to 9 can register to receive an age-appropriate brief math story and three math problems at three challenge levels (families ...

The Value of Elementary Mathematics Specialists. A challenge in most elementary schools is to provide students with the opportunity to make sense of problems and deeply engage with mathematics content ...

Modes . There are 4 modes: Solve, Substitute, Expand, or Factor. In Solve and Substitute, vertical lines indicate "is equal to" (=).; In Expand and Factor, the large area is the product of the top and ...

E-seminars are recorded professional development webinars with facilitator guide and handouts. E-seminars are free for NCTM members. Webcasts of Annual Meeting Keynote Sessions offer notable and ...

Enhance Your Professional Development with NCTM Membership Resources, research, an extensive network of peers, and exclusive member savings. As a mathematics educator or researcher, your passion is ...

Tessellation Creator . Grade: 3rd to 5th, 6th to 8th A tessellation is a repeating pattern of polygons that covers a plane with no gaps or overlaps. What kind of tessellations can you make out of ...

Check the Show Line of Best Fit box to see a linear approximation of this data. The correlation coefficient (r) indicates how well the line approximates the data.If |r| = 1, the line is a perfect fit ...

Be a Speaker. If you have experience and expertise on a particular topic in mathematics, consider becoming a speaker at an upcoming NCTM event. Being a speaker is a great way to increase your exposure ...

recognize the attributes of length, volume, weight, area, and time; compare and order objects according to these attributes; understand how to measure using nonstandard and standard units; select an ...

General Tools . Select allows you to select cows and drag them. Once a cow is selected, it will turn purple. Group corrals selected cows into groups of 5 or 10, depending on the activity.; Break Group ...

Bobbie Bear. Grade: PreK to 2nd, 3rd to 5th Bobbie Bear is planning a vacation and wants to know how many outfits can be made using different colored shirts and pants. Click here to play Bobbie Bear ...

NCTM Annual Meeting & Exposition Considered the “premier mathematics education event of the year,” NCTM Annual Meetings bring together thousands of mathematics educators from all over the world to ...