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Sharpen students' critical thinking skills with the brain teasing activities in this book. Students learn while having fun.
Masyu (also known as "Shiroshinju Kuroshinju," "White pearls and black pearls") is a type of logic puzzle. It is played on a rectangular grid of squares, some of which contain circles; each circle is either "white" (empty) or "black" (filled). The goal is to draw a single continuous non-intersecting loop that properly passes through all circled cells.
What's challenging, fun, and sure to give your brain a workout? This riddle book for kids ages 9-12! Riddle me this—can you solve these super hard word puzzles? You sure can! Featuring nearly 200 brain benders, this riddle book for kids ages 9-12 is the ultimate option for clever children who love thinking outside the box. This big riddle book for kids ages 9-12 will test the limits of your imagination. Start things off with handy tips and simple warm-up riddles that will help you twist your thinking and get creative. What's the difference between a bird and a fly? Tie your brain in knots and find out inside! Tons of tough riddles—Build your problem-solving abilities and stretch your creative thinking skills as you unravel all kinds of perplexing puzzles. Learn about history's biggest puzzlers—Try your hand at some of the world's most famous riddles, like the Riddle of the Sphinx or Bilbo's riddle from The Hobbit, while also learning fun facts about their history. Easy to use—Tips, hints, and an organized answer key in the back make it easy to get solving with your friends and family anytime. Overcome the mind-blowing mysteries inside the very best riddle book for kids ages 9-12!
FLEX YOUR brain power like never before! From acclaimed author Dr. Gary Gruber, whose proven critical-thinking methods have sold more than seven million books, this collection of mind-bending brain teasers is sure to challenge even the most experienced problem solver. Inside are logic puzzles, riddles, maddening math problems, mental games, and more! A ship is twice as old as the ship's boiler was when the ship was as old as the boiler is. The ratio of the boiler's age now to the ship's age now is what? What English word contains all the vowels, in alphabetical order? What is the three-digit number that can be made from the digits 2, 3, 5, and 7 where no two digits in the three-digit number are alike, and where the three-digit number is a multiple of each of the digits chosen? Stumped? Dr. Gruber reveals the fascinating explanations and detailed strategies for solving even the trickiest problems using his exclusive Gruber Method. DISCLAIMER: The brain teasers in this book may get you so wrapped up in critical thinking that you may not be able to do your regular work until you solve them! Any abrupt or gradual increase in creativity, intelligence, or motivation to get a better job suited to your newfound talents is strictly the reader's responsibility. For more than thirty years, Gary R. Gruber, PhD, has been recognized as a leading expert on the SAT, test-taking methods, and critical-thinking skills. His methods have been used by PBS, Sylvan Learning Centers, Grolier's Encyclopedia, and school districts throughout the country. Dr. Gruber's innovative problem-solving strategies make up the heart of the new MyMaxScore's online test prep (www.mymaxscore.com).
100 Math Brainteasers (Grade 7-10) is a subtle selection of one hundred arithmetic, algebra, and geometry assignments, which efficiently train the mind in math skills. It will be helpful for students attending High School and also in preparation for Mathematical competitions or Olympiads at a younger age. The assignments can equally be used in the classroom or in extracurricular activities. The fun and games are delightful, original, and solving them is even more enjoyable thanks to the funny illustrations. Most of the math problems do not require any exceptional mathematical proficiency, but above all, they challenge one’s creativity and ability to think logically. Only a few solicit the knowledge of algebraic expressions and rules of geometry.
Put your thinking skills to the test with fun and tricky brain teasers for kids 8 to 12 Get ready to flex your mind muscles and think outside the box with The 100 Best Brain Teasers for Kids. You'll follow Ace the alien wizard and their trusty cat Panther as you tackle puzzles and riddles that test your knowledge of wordplay, logic, and math. Will you rescue the Beloved Crystal from the mischievous Flarkspurians and bring peace to Witloo? The quest is yours to complete! 5 levels of play--Explore 100 brain teasers that get tougher as you go, so you stay sharp and improve your creative thinking skills! Clues and answers--Check the Clues section for hints from Panther if you get stuck, and check the Answer Key at the back when you think you've solved the puzzle. Crafty characters--Meet a whole cast of aliens, wizards, and animal friends as you adventure your way through word ladders, logic grids, number formulas, and more! Power up your mind with brain teasers that help you learn new skills and become an intergalactic hero!
Smart Is as Smart Does contains a wide variety of clever word games to amaze and amuse readers of all ages and educational levels. The brainteasers seem challenging, yet answers are surprisingly simple and often obvious. They’re a fun way to improve thinking skills, memory and concentration. The book has three sections of increasing challenge: (1) Brain Warm-ups, (2) Brain Workouts and (3) Brain Bogglers. Each section includes a light-hearted evaluation of brain power for additional fun. The book is endorsed by Jeff Foxworthy who stated, “Being ‘SMARTER THAN A 5TH GRADER’ is only the beginning! This book made me really think. I loved it!” Also endorsed by Betty White who stated, “The wonderful thing about this book is it is portable mental exercise. Enjoy.”