Curated OER
Pattern Search
Third graders review the commutative and associative property in mathematics. Using a worksheet, they work together to identify the patterns between the 32 triangles. To end the lesson, they create their own array and exchange it with...
Curated OER
Using Geometric Shapes in Architecture
Third graders identify two and three dimensional shapes used in architectural designs by viewing images on the Internet. In this geometry lesson, 3rd graders create their own building designs and identify the geometric shapes that will...
Curated OER
Rounding to the Nearest Ten
Third graders review rounding to the nearest ten. In this rounding lesson, 3rd graders use a hundred chart to help them in rounding to the nearest ten. Additionally, students practice rounding on the computer.
Curated OER
Gee's Bend Quilts
Third graders identify five new facts about the quilts, women, and community of Gee's Bend and finish their quilts by sewing the four edges of the quilt down. They review the color wheel and what the terms Primary, Secondary, Analogous,...
Curated OER
The Shape of Things
Students create shape booklets. In this interdisciplinary lesson, students practice shape recognition as they participate in a scavenger hunt and create a shape booklet.
Curated OER
Measuring for Perimeter
Third graders find the perimeter of a polygon. In this measurement lesson, 3rd graders use yardsticks to measure straight-lined objects to the nearest 1/2 inch. Student choose a "mystery object," find the perimeter, and record it on the...
Curated OER
Learning Multiples of Three
Third graders practice counting and multiplying by three. In this multiplication lesson, 3rd graders review the pattern of multiples of two and are shown the additive property of 3's. Students practice using a number chart to complete...
Pennsylvania Department of Education
Round Numbers to Nearest Ten or Hundred
Third graders review telling time. For this lesson on telling time, 3rd graders discuss various items that show length of time, including clocks, calendars and sand timers. Students review and practice what they already know about...
Curated OER
How Much is that Name?
Students explore money counting. In this money problem solving lesson, students calculate how much money their name is "worth" using the corresponding alphabet letters which have been assigned a coin value.
Curated OER
Tasty Mapping
Students create an edible map. In this civics and geography lesson, students research their town's features and local government. Students work in groups to design and create a physical map of their town based on research.
Curated OER
Finding Patterns with the Hundreds Chart
Students review their numbers up to one hundred. Using a chart, they compare and predict patterns that might be in the numbers. They practice skip counting and grouping numbers. Using a spreadsheet, they graph different sets of numbers...
Curated OER
Kermit the Hermit
Young scholars consider money management. In this personal finances instructional activity, students read Kermit the Hermit and discuss what was done with the unexpected money that Kermit received. Young scholars examine methods of...
Curated OER
Roaming Robot
Students give directions to help a classmate find an object. In this direction lesson, students tell the finder where to travel and how many steps to take. More difficult directions include angled turns.
Curated OER
Drawing Figures
Third graders draw shapes that are congruent. In this congruency lesson, 3rd graders use grid paper to draw letters and figures and their congruent partners. They complete a worksheet while working in a whole class setting with the...
Curated OER
Addition Facts With Sums to 18
Students explore addition facts with sums to 18. Using Unifix cubes, students demonstrate addition sentences. They use a variety of manipulatives to illustrate addition facts for different sums. Students participate in a flash card game...
Curated OER
Problem Solving Using Power Polygons
Students investigate geometric shapes by creating figures on a plane. In this polygon lesson, students complete a worksheet based on the angles in a power polygon. Students identify the different types of polygons and define their...
Curated OER
Using a Metric Ruler
Students explore measuring with metric rulers. In this math instructional activity, students measure two-dimensional objects using metric units.
Curated OER
Marshmallow Geometry
Third graders create 2D and 3D shapes using marshmallows and toothpicks. In this geometry lesson, 3rd graders create their shapes and document the number of faces, edges, corners, angles, and sides. They share one shape and its...
Curated OER
Measuring Marvels
Students discover how units of measurement help people to categorize objects. In this measurement activity, students discuss various units of measurement, use creativity to invent new possible units of measure, and learn the history of...
Curated OER
What's My Area?
Students use tiles to find area. In this finding area lesson, students explore how to use square tiles to make shapes, then look at how they can be used to measure area. Students then explore how an area can be covered with different...
Curated OER
A Holocaust Monument
Students create a Holocaust memorial. In this interdisciplinary lesson, students use geometric shapes or forms to create a Holocaust monument.
Curated OER
Estimating and Counting Money
Young scholars explore the concepts of estimating and rounding. In this estimating and rounding lesson plan, students play a game of tic-tac-toe. Young scholars pick items and must estimate their cost by rounding. Students estimate the...
Curated OER
Spatial Connections
Students use maps, scales, and describe locations in order to learn about spatial sense. In this spatial sense lesson plan, students participate in many activities for this spatial sense unit that should last throughout the year.