Maths Playbook for Kids 14: The Integer Ice Mountain is the fourteenth adventure in The Maths Mystery Playbooks series and part of Phase 2 , created to help children understand positive numbers, negative numbers, and integer thinking in a simple, creative, first-principles way. In this book, young readers climb the snowy Integer Ice Mountain , where every step up and down reveals a new maths clue. Instead of memorising confusing rules about plus and minus signs, children learn to ask: What does zero mean? What happens when we move above zero? What happens below zero? How can a number line help us see direction, distance, gain, loss, temperature, money, and movement? Through friendly dialogues, mountain missions, visual examples, and gentle practice activities, children explore positive numbers, negative numbers, zero, number lines, comparing integers, adding integers, subtracting integers, real-life temperature problems, money gained and spent, elevator movement, game scores, and logical problem-solving. This playbook is especially helpful for children who feel confused by negative numbers or signs like + and − . It shows that integers are not scary — they are a clear way to describe direction, change, and position. Maths Playbook for Kids 14 turns integers into an exciting mountain adventure, helping kids think step by step, understand number direction, and build confidence in real-world maths.