Автор:Williams Brenda Год: 2009 Издание:Barefoot USA Страниц: [не указано] ISBN: 9781846863936 A classic with a twist, this number-crunching take on The Princess and the Pea features not just one princess, but three, not to mention four horses, five dogs, six grooms, seven gardeners, and all kinds of chances for young mathematicians to put...
