Third Grade Math Lessons

Check out these free, interactive, third grade lessons including virtual manipulatives, real-world problem-solving skills, and engaging settings! Explicit vocabulary, new concepts and symbolic representations are introduced in everyday settings. Use them to supplement your number and operations, measurement or geometry units and bring math to life for your children!

Number and Operations

Free math lessons Third Grade Number and OperationsFraction, Fractional Part of a Whole Level 3 Vol. 1 – This creative and free number and operations lesson helps students learn to identify the fractional part of a whole. Words like numerator and denominator are reviewed. Children join Michiko at the Kite Factory where they use fractions to create and color their own kites.



Free math lessons Third Grade MeasurementMeasurement Tools Weight Level 3 Vol. 1 – In this free measurement lesson, children learn how to use a balance scale to determine relative weight in pounds and ounces. Children take a trip to the county fair and help with the berry picking contest where they must use a virtual balance scale and pound and ounce weights to weigh the baskets of berries.


Free math lessons Third Grade GeometryLocations on a Grid Level 3 Vol. 1 – This real-world lesson helps children understand and use the compass directions north, south, east, and west. Children must compose and follow multiple-step directions and explore locations on a grid map to help Carlos find his way home from the playground. In the end, children can use the tickets they earned from correct answers to play a fun arcade-style game.