(I Am a Maths Star)!The Girl and The Birthday Problem

When Miss Cheryl the teacher cheekily sets an IQ puzzle for her student's parents, her student is delighted to find that her parents are able to solve it quickly. But, how did they do it? Let's find out!The I'm a Maths Star! series comprises challenging Maths puzzles, presented in story form. Puzzles are described and then solved, step-by-step, through an engaging storyline, and using various Maths heuristic techniques that are also taught as part of the world-renowned Singapore Maths curriculum. Through illustrations and an engaging storyline, children will learn Maths heuristics, and be inspired to persevere in understanding, representing, and solving fun and intriguing Maths problems!Includes a Guide to Problem-solving by Yeap Ban Har!