Curated OER
Sizing Up Shapes
First graders explore geometric shapes. In this math lesson, 1st graders sort shapes into groups and discuss the characteristics of the shapes. Students build geometric shapes using toothpicks and marshmallows.
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2D Shapes for sorting into groups
In this geometry activity, learners cut out and sort nine shapes. Shapes have up to nine sides and angles. They can be sorted according to number of sides, angles or shapes with equal sides.
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Shape Up!
Students investigate measurement through the use of literature through this series of lessons.
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Grasping Geometry
Students investigate geometric shapes in their environment, make a geometric design, and write paragraphs describing the design.
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Using 2 and 3 Dimensional Geometric Shapes
Pupils explore geometry by participating in a shape identification activity. In this figure dimensions instructional activity, students identify the difference between 2 and 3 dimensional shapes by their vertices and faces. Pupils...
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Geo Jammin' - Day 1, Lesson 1: Gee Quiz!
Second graders are introduced to geometry by a teacher made puppet called Geo George.
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Geo Jammin' - Day 4, Lesson 12: Geo Gee-Hawin'
Young scholars review geometry unit content through a vocabulary/word game. They demonstrate understanding using geoboards to answer questions. They work in groups and it's a race to the correct answer.
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Determining Left, Middle and Right
In this left, middle and right instructional activity, students follow directions, coloring shapes located either on the left, right, or in the middle. A reference web site is given for additional activities.
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Geo Jammin' - Day 6, Lesson 20: Hail, Hail, the Gang's All Here
Learners use shape puppets to review geometry content. They take turns singing songs, reading students poems, reciting class bulletin board notes and choral poems. They prepare for their summative assessments through play and interview...
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Blindfolded Building
Pupils build a Lego design and then work with a partner to reproduce that design. They guide the building of the reproduction by description only and then check their work.