Illuminations: Yes or No?
Illuminations: Yes or No?
Ask a friend to pick a number from 1 through 1,000. After asking him ten questions that can be answered yes or no, you tell him the number.
What kind of Questions?
Puzzle provided by Kordemsky: The Moscow Puzzles (Dover)
National Council of Teachers of Mathematics
Math Topics
Deductive Reasoning & Logical Thinking, Exponents & Square Roots
High School
9th Grade, 10th Grade, 11th Grade, 12th Grade
Download PDFs
Descriptions of PDFs
Problem and solution
What are you looking for?
Organization
National Council of Teachers of Mathematics
Website URL
Type of Resource
Activity Sheet
PDF File
PDF File
Assigned Categories
Resource k12
Illuminations: Yes or No?
Ask a friend to pick a number from 1 through 1,000. After asking him ten questions that can be answered yes or no, you tell him the number.
What kind of Questions?
Puzzle provided by Kordemsky: The Moscow Puzzles (Dover)
National Council of Teachers of Mathematics
Math Topics
Deductive Reasoning & Logical Thinking, Exponents & Square Roots
High School
9th Grade, 10th Grade, 11th Grade, 12th Grade
Download PDFs
Descriptions of PDFs
Problem and solution
What are you looking for?
Organization
National Council of Teachers of Mathematics
Website URL
Type of Resource
Activity Sheet
PDF File
PDF File