This book gathers 50 introductory-level exercises posed during different competitions (UKMT, SMO, AMC,…).All exercises are corrected in detail to assimilate the essential and useful notions to know.The inclusion of problems from various contests ensures a well-rounded exposure to different styles and difficulty levels, preparing readers for the rigors of mathematical challenges at every stage. Whether you are a student preparing for a competition, an educator seeking supplemental material, or a mathematics enthusiast eager for a mental workout, "Junior Maths Olympiad " promises an enriching and intellectually stimulating experience. Immerse yourself in the beauty of mathematical problem-solving and elevate your skills with this exceptional collection of contest-style exercises.Here are some of the benefits of participating in junior Olympiads or any math contests:- Develop a taste for mathematics: Junior Olympiads can help students develop a love of mathematics by exposing them to challenging problems that require creativity and problem-solving skills.- Learn new mathematical concepts: Junior Olympiads often require students to learn new mathematical concepts that they may not have encountered in school. This can help students expand their mathematical knowledge and become more well-rounded mathematicians.- Improve problem-solving skills: Junior Olympiads require students to develop strong problem-solving skills. This can be a valuable skill for students to have in any field, as it can help them think critically and creatively to solve problems.- Gain confidence: participating in junior Olympiads can help students gain confidence in their mathematical abilities. This can be a valuable asset for students, as it can help them succeed in school and in other areas of their lives.