Your pupil's pet dog and bird are racing down the city streets. In order to know who is going to win, they better know something about calculating rates, the Pythagorean Theorem, and applying those topics to the map of the city. 

Use a performance task to assess third graders' ability to read informational text. After they plan a lemonade stand business, young entrepreneurs implement that plan through informational writing. The task assumes learners can...

Geometers explore symmetries of isosceles triangles by using rigid transformations of the plane. They complete four tasks, including congruence proofs, which illustrate the relationship between congruence and rigid transformations. The...