Zero Sum Game (Star Trek: Typhon Pact #1)

Strange but True: Amazing Facts and Fun Quizzes for Teen Boys – Cool 13-Year-Old Boy Gifts, Unusual Gift Ideas, and Perfect Christmas Gifts

The Sibling Dunk Challenge: 500+ Hilarious & Honest Questions for Family Game Night, Holidays, Birthdays, & Group Gatherings

Seriously I'm So Bored: The Ultimate Puzzle & Activity Book for Teen Boys & Girls Ages 12–16 with Word Searches, Sudoku, Trivia, Mazes, 2-Player Games ... Road Trips & Rainy Days (The Seriously)

Try Not To Laugh Ultimate Challenge: Joke Book For Kids: Make Sure You Are The Last One Laughing (LOL) (Try Not To Laugh Challenge)

Riddles for Clever Teens: 200 Mind-Blowing Challenges - Logic Puzzles, Brain Teasers, and Detective Mysteries to Solve - Perfect for Teenagers 12 and Up - A Fun and Unique Gift

Fun Variety Puzzle Activity Book for Teens: Brain Games an Activities for Teenage Girls and Boys with Word Search, Cryptogram, Mazes, Sudoku, Word Puzzles and More!

Puzzle Book for Teens 12-16: 170 Riddles with Logic Puzzles, Quizzes, Word Search, Cryptograms, Mazes, Crosswords & More for Smart Kids

The Ultimate Puzzle Book for Teens 2: Activity Book with Brain Teasers, Word Search, Crossword, Sudoku and more for teenage boys and girls age 12-17 (Awesome Activity Books for Teens)