Bring your Grade 4 math block to life with this interactive lesson bundle aligned to the Ontario Mathematics Curriculum (2020), Strand B: Number Sense! This resource includes three complete lessons for expectations B1.1, B1.2, and B1.3, B1.4, B1.5, B1.6, B1.7, B1.8, B1.9 focusing on number relationships, place value, rounding whole numbers, counting by fractions and decimals, rounding to whole numbers, and exploring relationships. Each lesson is thoughtfully designed with effective teacher