Set theory bingo

Exercise and reference answers

Clues and terms

1. Clue

   Holds nothing at all.

   Item

   Empty set

2. Clue

   Holds exactly one thing.

   Item

   Singleton

3. Clue

   All of it sits inside.

   Item

   Subset

4. Clue

   All subsets collected.

   Item

   Power set

5. Clue

   Holds everything here.

   Item

   Universal

6. Clue

   In one set or the other.

   Item

   Union

7. Clue

   In both sets at once.

   Item

   Intersection

8. Clue

   Share nothing at all.

   Item

   Disjoint

9. Clue

   Everything outside it.

   Item

   Complement

Instructions

Read each clue and tap the term it describes.

Explanation