Illuminations: Study the Solids
Illuminations (National Council of Teachers of Mathematics)

In this interactive geometry investigation, students explore geometric solids and their properties.

Illuminations: Looking for Patterns
Illuminations (National Council of Teachers of Mathematics)

Students discover Euler’s Formula, a way of calculating the number of faces, edges, and vertices of geometric solids.

Illuminations: Making A Shape Jacket
Illuminations (National Council of Teachers of Mathematics)

Students identify which geometric solids can be made from given nets.

Illuminations: Construct a Solid
Illuminations (National Council of Teachers of Mathematics)

Students construct physical models of geometric solids.