Interactive
Government of Alberta

Learn Alberta: Math Interactives: Exploring Parallel Lines (Object Interactive)

For Students 6th - 8th Standards
Investigate vertically opposite, corresponding, and alternate angles formed by parallel lines and a transversal using this highly interactive Learn Alberta math. Be sure to follow the link to the printable activities, solutions, learning...
Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Multiplication Strategy: Partial Products 2 [Pdf]

For Students 4th - 6th Standards
Break down numbers as a strategy to multiply one-digit by three-digit numbers and two-digit by two-digit numbers.
Lesson Plan
Alabama Learning Exchange

Alex: Why Do We Carry the One?

For Teachers 3rd - 5th
The students will critically think through the traditional algorithm for addition and compare to an alternative strategy.