Area and Perimeter
Videos
Videos
Square units – LearnZillion
Transition from counting square units to the formula – Khan Academy
Perimeter - Math Antics
Perimeter - Math with Mr. J
Find the perimeter – LearnZillion
Find perimeter of polygons – LearnZillion
Area and Perimeter Dog Pen Word Problem – Khan Academy
Comparing Area Word Problem – Khan Academy
Virtual Manipulatives
Virtual Manipulatives
GeoBoard – Didax
Area and Perimeter Explore – Toy Theater
Polypad - Mathigon
Practice
Practice
Vocabulary
Vocabulary
Length
Width
Composite figures