Curated OER
Classification is Sweet
Students classify, weight and organize items during this lesson. This lesson works great as or with an introduction of the Periodic Table of Elements.
Annenberg Foundation
Geometry 3D Shapes: 3D Shapes
Explore vocabulary related to three-dimensional shapes. An instructional website describes the characteristics of different geometric solids. Learners can use an interactive component to view nets, faces, vertices, and edges of common...