On Wednesday, Mr. Gardner will celebrate his 95th birthday with the publication of another book — his second book of essays and mathematical

**puzzle**s to be published just this year. With more than 70 books to his name, he is the world’s best-known recreational mathematician, and has probably introduced more people to the joys of math than anyone in history.
mathsmathss to try out in your class. http://ictmagic.wikispaces.com/mathspuzzles that could be helpful for students to practice and/or extend their thinking.