Lesson on connecting cubes.

This Math Daily 3 Focus Lesson matches a fifth-grade standard.

This lesson, which matches a fourth-grade standard, would be of value to younger students performing above grade level, older students performing below grade level, and students in fourth grade. 

This lesson, which matches a third-grade standard, would be of value to younger students performing above grade level, older students performing below grade level, and students in third grade.