Lesson 1
Understanding Sides and Angles
Focus on how sides and angles control the behavior of quadrilaterals.
Start2 Micro-lessons
Micro lesson 1
Counting Sides CorrectlyMicro lesson 2
Angle InteractionLesson 2
Parallelism and Shape Stability
Learn how parallel sides affect shape balance and use.
Start2 Micro-lessons
Micro lesson 1
Parallel Sides LogicMicro lesson 2
When Parallelism BreaksLesson 3
Special Quadrilaterals
Explore how specific rules create rectangles, squares, and others.
Start2 Micro-lessons
Micro lesson 1
Rectangle LogicMicro lesson 2
Square Decision