Worksheet
Curated OER

Review of 2D and 3D Figures

For Students 5th - 6th
In this 2 and 3 dimensional figures worksheet, students determine whether given shapes are regular or irregular. A reference web site is given for additional activities.
Lesson Plan
Curated OER

Ratios for Area and Volume

For Teachers 5th - 8th
In this ratios for area and volume worksheet, students solve problems where they find the ratios for problems of shapes dealing with area and volume. Students complete 4 problems.
Lesson Plan
Curated OER

A Snap at Geometry

For Teachers 5th - 6th
Students study geometric images and polyhedrons. In this geometry lesson, students complete several activities to learn about geometric shapes and classify polyhedrons from polygons. Students watch a video, complete a web-directed...
Lesson Plan
Scholastic

Scholastic: Setting the Stage With Geometry

For Teachers 6th - 8th Standards
Students will learn and reinforce skills for measuring perimeter and area of 2D shapes and measuring surface area and volume of 3D shapes.
Unit Plan
Khan Academy

Khan Academy: Nets of Polyhedra

For Students 5th - 7th Standards
Practice matching 2D nets to the 3D shapes the fold up into. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Website
PBS

Pbs Learning Media: Patterns in Nature

For Students 3rd - 8th
In this video segment [3:25] from Cyberchase, a plant expert shows Bianca the patterns and symmetry found in nature.