Encourage students to use visualization, spatial reasoning, and geometric modeling to build their own patterns or recreate one from given square arrays. Create pattern units of two to five squares and ...

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 ...

Bobbie Bear is planning a vacation and wants to know how many outfits can be made using different colored shirts and pants. Click on a shirt or a pair of pants and drag it over Bobbie Bear. Release ...

These grade-band specific professional learning modules are focused on the Effective Teaching Practices and Guiding Principles from Principles to Actions: Ensuring Mathematical Success for All.

Edward Griffith Begle played a prominent role in the study of mathematics and mathematics education in the United States. Gifts to the Edward G. Begle Fund support classroom-based research (Pre-K-6) ...

1906 Association Drive Reston, VA 20191-1502 (800) 235-7566 or (703) 620-9840 FAX: (703) 476-2970 [email protected] ...

Formative assessment is any assessment task designed to promote students' learning. These tasks give both teachers and students feedback, so that teaching and learning activities can be altered ...

Use tiles to represent variables and constants, learn how to represent and solve algebra problem. Solve equations, substitute in variable expressions, and expand and factor. Flip tiles, remove zero ...

Procedural fluency is an essential component of equitable teaching and is necessary to developing mathematical proficiency and mathematical agency. Each and every student must have access to teaching ...

Use this tool to strengthen understanding and computation of numerical expressions and equality. In understanding equality, one of the first things students must realize is that equality is a ...

Exploring Math through Literature, Pre-K–8 is an online teacher resource filled with lessons and activities that teach mathematical concepts while engaging students in a broad assortment of children’s ...

This applet allows the user to investigate the mean, median, and box-and-whisker plot for a set of data that they create. The data set may contain up to 15 integers, each with a value from 0 to 100.