A comprehensive and coherent set of mathematics standards for each and every student from prekindergarten through grade 12, Principles and Standards is the first set of rigorous, college and career ...

This activity allows the user to enter a set of data, plot the data on a coordinate grid, and determine the equation for a line of best fit.

Thinking about numbers using frames of 10 can be a helpful way to learn basic number facts. The four games that can be played with this applet help to develop counting and addition skills. (This ...

Discover the area formula of circles by separating into congruent shapes and using their understanding of other polygons. Give students an opportunity to estimate the area of the circular objects that ...

When students become active doers of mathematics, the greatest gains of their mathematical thinking can be realized. The process of sense making begins when we create classrooms full of curious ...

This updated joint position of the Association of Mathematics Teacher Educators (AMTE), the Association of State Supervisors of Mathematics (ASSM), NCSM: Leadership in Mathematics Education (NCSM) and ...

Pi Fight is designed to help students become comfortable with using both radians and degrees. Choose between radians, degrees, or a combination of both to hit Okta, the octopus. Choose between radians ...

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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 ...

The Common Core State Standards (CCSS) are a set of academic standards in mathematics and English language arts/literacy (ELA) developed under the direction of the Council of Chief State School ...

Change the number of sectors and increase or decrease their size to create any type of spinner. Then, conduct a probability experiment by spinning the spinner many times. How does the experimental ...

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 ...