Curated OER
Cubes-IV
Students examine the relationship between three dimensions and two dimensions by working with shadows of cubes and other models. Students work in groups and use Zome System Creator Kits to try and build a shape other than a cube that...
Curated OER
Classification of Animals
Sixth graders examine two-way classification systems using four mutually exclusive groups and two dimensions simultaneously. They then are given a set of plastic animals, asked to create a two-way classification system, then asked to...
Physics Classroom
The Physics Classroom: Vectors Motion and Forces in Two Dimensions
Three complete tutorials on vectors and two dimension forces and motion. Lessons include informational text, interactive activities, animations, and quick, interactive comprehension checks along the way.
ClassFlow
Class Flow: Summing Differences
[Free Registration/Login Required] In this flipchart, students apply their understanding of geometric properties and relationships. Students use geometric properties and relationships to describe, compare, and draw two-dimensional shapes...
ClassFlow
Class Flow: Nets
[Free Registration/Login Required] In this flipchart, students explore geometric sense by interacting with plane diagrams that create a three-dimensional shape.