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Alan Turing was one of the most influential thinkers of the 20th century. He created one of the first designs for a stored-program computer and is widely considered to be the father of computer science and artificial intelligence. During World War II, Turing worked for the Government Code and Cypher School at Bletchley Park, Britain's codebreaking centre, where he was responsible for breaking German naval codes, including the supposedly unbreakable Enigma code, and helping the Atlantic convo...

Twelve-year-old physics whiz Lexi Magill won't let anything stop her from winning Wisconsin's Teleportation Tournament--the annual competition where teams teleport around the world to solve science-based puzzles. She needs the prize money if she wants to re-enroll in the fancy science academy her parents can no longer afford. Added bonus: she'll be able to re-connect with her best friend, Hayley.But Lexi's two teammates put a wrench in her plans. When one misreads a clue that lands the team in a...

Let's Fly a Kite When Bob and Hannah split something, the two pieces had better be symmetrical--exactly the same. BUt to fly their kite, they'll have to learn something new--cooperation!

When the elevator goes down, the subtraction starts and so does the magic. Ben sees crazy things everytime the door opens. Ride along as he subtracts his way down to the lobby, and decide for yourself if it's elevator magic.

Three friends are excited to open an ice cream stand offering a most unusual menu of flavor combinations. But they ll have to put their math skills to the test when their calculator freezes over! This cross-curricular fiction book helps advancing readers learn math through real-world examples of problem solving. This fiction book supports early fluent readers on their journey to independent reading. Engage students natural curiosity with fun and inspiring real-world stories. Perfect for shared...

Mr. Tan loves toys. He loves circles, too! He owns Circle Town Toy Shop where all the toys are circular. Go shopping for fourths, halves, and wholes and learn to partition shapes! This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning place value easy and fun. Text features include a table of contents, a glossary, an index, and c...

Join Sam and her family on a visit to Kruger National Park! This park in South Africa is home to fascinating animals including giraffes, leopards, lions, elephants, and rhinos. Discover what it's like to go on a safari as you practice repeated addition. This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabular...

From budgeting to spending, from good deals to bad value, this new early chapter book series, Dollars to Doughnuts, tackles and explains big financial topics for kids! Lately Lucy has been spending a lot of time—and money—with Avery, the rich new girl in school: ice cream after school, boba teas, the arcade. Now Avery wants to go to SugarFest, the hottest, sweetest ticket in the city. Lucy thinks it will be amazing. Her best friend, Julian, on the other hand, isn’t sure. Why can’t they do somet...

A counting book which shows what can be done with ten black dots--one can make a sun, two a fox's eyes, or eight the wheels of a train.

Exam Board: OCRLevel: A LevelSubject: Maths Revise for AS & A2 Maths with confidence! Providing complete study support throughout the two A Level years, this OCR Maths study guide matches the curriculum content and provides in-depth course coverage, plus invaluable advice on how to get the best results in the exams. Providing plenty of exam practice and frequent progress checks and questions to consolidate learning, this AS & A2 OCR Maths study guide contains invaluable advic...