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PBS
Pbs Learning Media: Math + Arts: Shapes Into Sculptures
In this lesson, students will identify 2- and 3-dimensional shapes as well as create shape drawings and sculptures. Teacher materials are available.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Two Dimensional and Three Dimensional Shapes
A guide to support parents as they work with their students with two-dimensional and three-dimensional shapes.
Khan Academy
Khan Academy: Cross Sections of 3 D Objects (Basic)
Basic practice problems involving cross sections of 3D objects.