12th Grade · Logic
12th Grade Logic Puzzle Worksheets
High school logic covers formal reasoning: conditional statements, valid and invalid arguments, common fallacies, ciphers and probability. Puzzles and practice sheets sharpen the analytical thinking used in geometry proofs, computer science, debate and standardized tests, and make careful reasoning a habit. These twelfth grade logic worksheets are free printable PDFs for review and test practice, many with answer keys for grown-ups.
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10 worksheets
Paradoxes match-up
Logic & Puzzles · 10–12 · Worksheet · 1 page
Sudoku 9 by 9: two tricky puzzles
Logic & Puzzles · 11–12 · Logic · 1 page
Cryptogram: strategy and game theory
Logic & Puzzles · Grade 12 · Puzzle · 1 page
Giant maze: help Olly fly home
Logic & Puzzles · Grade 12 · Logic · 1 page
Who sent which postcard? A 4-friend logic grid: warm-up
Logic & Puzzles · Grade 12 · Logic · 1 page
Caesar cipher: scientific reasoning
Logic & Puzzles · Grade 12 · Puzzle · 1 page
Number pyramids: multiply up (practice)
Logic & Puzzles · Grade 12 · Puzzle · 1 page
Who has which kite? A 4-friend logic grid
Logic & Puzzles · Grade 12 · Logic · 1 page
Big-print sudoku 9 by 9: tricky puzzles
Logic & Puzzles · Grade 12 · Logic · 2 pages
Logical fallacies: fill in the blanks
Logic & Puzzles · Grade 12 · Reading · 1 page
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