Click on each lesson to view a step-by-step guide.
Third Grade Math Lessons:
Mini-Unit 1 – Telling Time
- 1.1 Telling time to the hour & half hour
- 1.2 Telling time to the quarter hour & nearest 5 minutes
- 1.3 Telling time to the nearest minute
Mini-Unit 2 – Measuring Intervals of Time
- 2.1 Beginning Time Intervals
- 2.2 Counting intervals of time on a clock
- 2.3 Counting intervals of time on a number line
Mini-Unit 3 – Measuring Perimeter
- 3.1 Measuring the perimeter of triangles
- 3.2 Measuring the perimeter of quadrilaterals
- 3.3 Measuring the perimeter of pentagons and hexagons
- 3.4 Measuring the perimeter of composite shapes
Mini-Unit 4 – Measuring Area
- 4.1 Tiling with square pattern blocks and unit cubes – tie counting to repeated addition
- 4.2 Tiling – tie repeated addition to multiplication
- 4.3 Finding area with multiplication
- 4.4 Comparing perimeter and area, making shapes with same/different dimensions
- 4.5 Finding the area of rectilinear shapes
Mini-Unit 5 – Measuring Weight & Volume
- 5.1 Liters and Milliliters
- 5.2 milligrams, grams, kilograms
- 5.3 Customary units – ounces, cups, ounces, pounds
- 5.4 Word problems using all 4 operations