Logic Grid Puzzles

What’s inside

• What is the primary purpose of a logic grid in a deduction puzzle?
• In a standard logic grid puzzle, what does placing an X at the intersection of two items usually mean?
• A puzzle has exactly one person assigned to each of four different colors. If Maya is confirmed to wear blue, what can…
• Which deduction is valid when a logic-grid puzzle has three possible locations for a person, and two of those…
• In a logic grid, a confirmed pairing is commonly marked with an [____].
• When a clue says that Nina did not choose the red item, the red cell in Nina's row should receive an [____].
• If every person must be matched with exactly one pet, confirming that Leo owns the parrot allows the solver to…
• A clue stating that Ava finished before Ben creates a relative-order constraint, but it does not identify either…