This bundle contains lesson notes, slides and activities for 24 lessons focusing on number sense, the four operations, and calculations: Number Patterns & Rules - 5 lessonsThis 5 lesson unit aims to answer the question: "What can number patterns tell us about number operations?"Lesson 1 - focuses on exploring number patterns & sequences. Lesson 2 - focuses on exploring common factors, multiples and prime numbers. Lesson 3 - focuses on exploring square numbers and cube numbers. Lesson 4 - focus