Illustrative Mathematics
Sort and Count
Young mathematicians are on their feet and moving around in this primary grade sorting activity. After giving each child an object or picture card, they then sort themselves into groups, counting to see which has the most or least...
Curated OER
Sort It Out
Elementary schoolers engage in a game of logical reasoning called Secret Sort. A Venn diagram is used as a way to sort objects. This resource would be a great way to introduce the Venn diagram (maybe the most famous, and most-useful...
Shodor Education Foundation
Sets and the Venn Diagram (Beginner)
Venn diagrams are helpful in understanding the idea of a set and using attributes to sort items. This basic plan is an introduction with an added bonus of an applet that can be used to demonstrate the activity. If a classroom of...