Khan Academy
Khan Academy: Measuring Rectangles With Different Unit Squares
Sal finds area of a rectangle with different sized units.
Loyola University Chicago
Math Flix: Perimeter Equal Perimeter Word Problem
This QuickTime movie introduces the basics of perimeter and an example of how to solve equal perimeter word problems. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Area & Perimeter Writing Rectangle Riddles
This QuickTime movie explains how to write a rectangle riddle that uses the area and perimeter. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Area & Perimeter Solving Rectangle Riddles
This QuickTime movie compares the area and perimeter of rectangles in the form of a riddle. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.