# Combination Correspondence

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This content uses Carroll and Venn diagrams to develop visual perception in students.

The Venn and Carroll diagrams may be over a hundred years old, but it's still highly used in today's modern lessons from science, math, and computing to arts and design. Its utility has gone beyond teaching logical thinking.

• A Carroll diagram is a logic diagram used for grouping things in a yes/no fashion. Numbers or objects are either categorized as 'x' (having an attribute x) or 'not x' (not having that attribute).
• A Venn diagram is a diagram that shows all possible logical relations between a finite collection of different sets.

## Instructions

In the digital world, concepts used by the Venn and Carroll diagrams remain unchanged.

Objectives:

• Students use Carroll and Venn diagrams to compare and contrast information and recognize relationships between concepts.
• Students learn and develop visual perception skills.

Place the objects so that they match both criteria specified in the first row and column:

• Shapes and colors
• Fruits and colors
• Objects and sizes
• Objects and position
• Objects and position
• Objects and size order