Join the Cryptokids as they apply basic mathematics to make and
break secret codes. This book has many hands-on activities that
have been tested in both classrooms and informal settings.
Classic coding methods are discussed, such as Caesar,
substitution, Vigenère, and multiplicative ciphers as well as the
modern RSA. Math topics covered include: - Addition and
Subtraction with, negative numbers, decimals, and percentages -... more...
In this hardcover deluxe novelization featuring 8 pages of
full-color images, it's Anna's birthday and Elsa and Kristoff are
determined to give her the best celebration ever, but Elsa's icy
powers may put more than just the party at risk. Based on the
Disney Frozen animated short, "Frozen Fever," this book is
perfect for Frozen fans ages 8 to 12.
Dive! World War II Stories of Sailors & Submarines in the
Pacific tells the incredible story of America's little known
"war within a war" -- US submarine warfare during World War
Following the attack on Pearl Harbor, the US entered World War II
in December 1941 with only 44 Naval submarines -- many of them
dating from the 1920s. With the Pacific battleship fleet
decimated after Pearl Harbor, it was up to the feisty and... more...
Tommi, Zara, and Kate are all elite riders on the A Circuit.
Tommi, the billionaire heiress, is training a young horse to
prove she can make horses a real career. But when her new beau,
Alex, convinces her to skip a horse show to party in the
Hamptons, the results could be disastrous. Zara, the celebutante
wild child, is finally taking her riding seriously. Until the new
"nanny" her dad hires threatens to upstage Zara's party girl... more...
From simple to advanced, and using household and inexpensive props, Knack Magic Tricks includes tricks using cards, coins, handkerchiefs, and fruit, as well as mental tricks, anytime tricks, standup tricks, and tricks especially for kids (to be performed both for them and by them).
Socks is one happy cat....He lives with a nice young couple called Brickers who play with him, pet him, feed him treats, and always have a warm lap for him to sit in. Then a new baby joins the family Suddenly, the Brickers are sharing their laps and love with Charles William, and Socks is getting into trouble. He runs from a phantom dog, wrestles with Nana's best wig, and fights Old Taylor the tomcat for his territory. But as Charles William grows,... more...
Unlike most engineering maths texts, this book does not assume a firm grasp of GCSE maths, and unlike low-level general maths texts, the content is tailored specifically to the needs of engineers. The result is a unique book written for engineering students that takes a starting point below GCSE level. Basic Engineering Mathematics is therefore ideal for students of a wide range of abilities, especially for those who find the theoretical side of... more...
Tink Aaron-Martin has been grounded AGAIN after an adventure with
her best friend Freddie Blue Anderson. To make the time pass, she
decides to write an encyclopedia of her life from "Aa" (a kind of
lava--okay, she cribbed that from the real encyclopedia) to "Zoo"
(she's never been to one, but her brothers belong there).
As the alphabet unfolds, so does the story of Tink's summer: more
adventures with Freddie Blue (and more... more...
Molly's curse is getting worse.
The curse-breaking workshop hasn't exactly turned out how Molly
and her friends had hoped. And now something is going wrong with
the way curses work.
The team need to find the Promise Keeper who controls all curses,
but the Keeper is guarded by Atacama the sphinx and his riddle.
The five friends set off on a quest that takes them past the
misty giant gray men of the mountains, to spar with an... more...