In this geometry lesson, learners read The Greedy Triangle and use geoboards to construct geometric shapes. They identify the number of sides and angles each shape has.

Students sort, classify and write about what characteristics they used to sort fish counters.

First graders sort toys by various attributes. They, in groups, sort toy vehicles by color, size etc. and then explain how they chose to group the toys. They write, draw or dictate an explanation of their sorting methods.

Students demonstrate knowledge of sorting and classifying by color as they sort gummy bear candies.

Elementary learners explore coin mint dates. First, they listen to the book Alexander Who Used to be Rich Last Sunday by Judith Viorst. They then sort a collection of coins according to their mint date and put them in order from oldest...

Students identify, sort, and classify mineral samples that make up a common rock.

Students add to a class Shape City by designing and constructing new buildings.

Students listen to the book, Harriet's Halloween Candy, and discuss the many ways Harriet sorted the candy from her trick-or-treat bag. They sort and classify individually wrapped candy.

Second graders culminate their study of shapes by describing the shapes using the proper mathematical descriptors.

Primary geometers create a picture using tangrams. In this geometry instructional activity, students read Grandfather Tang: A Tale Told with Tangrams, cut out their own tangrams, and choose a character from the story to make using their...

First graders identify basic shapes (circle, square, rectangle, triangle) and describes the attributes of each. They use magazines to find examples of each shape, and then make a collage.

Pupils sort, classify, and write about how they sort a variety of shells.

First graders sort and classify, and complete a T-chart using Students' shoes.

Young scholars examine a Webmath page, and demonstrate how to copy and paste. They create a computer-generated template page presenting the attributes of two- and three- dimensional shapes.

Second graders, in groups, estimate amounts in various jars. They sort each jar from least to greatest amount.

Students examine and identify polyhedron shapes on a math website. They write journal reflections about two- and three-dimensional shapes, and transform a square into a pinwheel.

Second graders explore how musical instruments h ave varying geometric shape, and how those geometric shapes correspond to three-dimenaional shapes that students have studied.

Middle schoolers compare and contrast related two- and three-dimensional shapes, and complete a Venn diagram illustrating the attributes of each. Using a poem pattern from another lesson, students use data from the diagram to write an...

Students learn five songs to define and develop understanding of the attributes of two- and three-dimensional figures and the meaning of mathematical terms. They classify objects as either two- or three-dimensional, through the use of...

Fifth graders inquire as to why scientists use observable characteristics, how they sort the characteristics, and why they do so. They write journal entries to be used throughout this unit.

Students discuss trees, leaves, and the growth process In this 1st - 3rd grade lesson plan, students identify various types of leaves, recognizing the differences in size and shape. Students create tracings of various leaves to...

First graders sort, classify, and write about how they sort buttons.

Students examine and classify various types of rocks.  In this rock identification lesson, students complete a KWL chart about rocks and then read Let's Go Rock Collecting.  Students go on a walk to collect rocks and then...

Students create two types of maps.  For this map skills lesson, students discuss map vocabulary and view maps of Florida.  Students draw a free hand map of Florida and include major cities, bodies of water and land forms. ...