Activity
Math Is Fun

Math Is Fun: Platonic Solids: Why Five?

For Students 9th - 10th
Use Euler's Formula and properties of known platonic solids' faces, edges, and vertices to determine why only five platonic solids exist.
Lesson Plan
Alabama Learning Exchange

Alex: Platonic Solids Ornaments

For Teachers 9th - 10th
This is a hands-on activity that introduces students to the five Platonic solids. Students will discover the special relationship between faces, vertices, and edges. Students will research the Platonic solids and then construct and...
Lesson Plan
Better Lesson

Better Lesson: Prism or Pyramid?

For Teachers 6th Standards
Sixth graders explore the faces, bases, edges, and vertices of prisms and pyramids to help develop the concepts of volume and surface area.
Whiteboard
ClassFlow

Class Flow: 3 D Objects and Nets

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This is a review of solid figures, nets, and counting faces, nets and vertices in 3 dimensional figures. There is a 5 question Activote session at the end of the flipchart.
Unit Plan
Math Is Fun

Math Is Fun: Making 3 D Solids

For Students 2nd - 8th Standards
This tutorial features templates and instructions to make the following solids: tetrahedron, cube, octahedron, dodecahedron, and icosahedron.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Street Orchestra: 3 D Space

For Students 2nd - 3rd
Join Allegro in his street orchestra and learn about 3D shapes.
Unit Plan
Cuemath

Cuemath: 3 D Shapes

For Students 1st - 8th Standards
Introduces the concept of 3D shapes by learning the definition, types, properties, and three dimensions. Check-out the solved examples for better understanding and try your hand at solving a few interactive questions at the end of the page.
Whiteboard
ClassFlow

Class Flow: Solid and Plane Figures

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] Students will learn the 6 solid figures and characteristics, including face, edge, and vertices. Students will learn the plane figures when looking at the solid figures. Students will then take a 10...
Lesson Plan
Better Lesson

Better Lesson: Attributes of Shapes

For Teachers 1st - 2nd Standards
Students will identify the attributes of shapes and use those attributes to draw and describe shapes. This instructional activity contains a detailed plan, pictures of student work, and videos of the instructional activity in action.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Tea Store: 3 D Space

For Students 1st - 3rd
Can you help Leela find objects of different 3D shapes in her parents' tea store?
Activity
University of Cambridge

University of Cambridge: Nrich: All in the Mind

For Students 3rd - 8th
You will have to use visualization to help you solve this challenge. At this one page website, you will be able to check your solution.
eBook
Mathigon

Mathigon: Geometry: Polygons and Polyhedra: Polyhedra

For Students 9th - 10th Standards
This lesson focuses on polyhedra; a polyhedron (the plural is polyhedra) is a 3-dimensional solid object that is made up of polygons. Euler's Polyhedron Formula: In every polyhedron, the number of faces (F) plus the number of vertices...
Handout
Other

Geeks for Geeks: Graph Coloring|set 1 (Introduction and Applications)

For Students 10th - 12th
Graph coloring problem is to assign colors to certain elements of a graph subject to certain constraints. This source looks at different applications of graph coloring.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Classification of Solid Figures

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn to classify solid figures. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Classification of Solid Figures

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson students classify different types of solid figures. Students examine guided notes, review guided practice, watch instructional videos and attempt...

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