Grade 5 - A lesson designed to support students as they explore how to multiply a whole number by a decimal.

Grade K - Two lessons designed to support students in efficiently counting numbers by “making tens.”

Grades 1-2 - A lesson supporting students to use diagrams to identify what operation to use to solve a problem.

Grade 5 - Video highlights from a lesson supporting students exploring the properties of a geometrical shape (cube).

Grade K - Two lessons designed to support students as they compose and decompose 5.

Grade K - A lesson designed to support students as they compose and decompose 7.

Grade 2 - A lesson supporting students as they explore solving a word problem when the subtrahend is unknown.

Grades 3-4 - Four lessons in which students explore the relationship between ways of counting and mathematical...