enVision Math, Illinois Teacher's Edition, Grade 3, Topic 12 Understanding Fractions

Contains ten lessons on Fractions: Dividing Regions into Equal Parts, Fractions and Regions, Fractions and Sets, Benchmark Fractions, Finding Equivalent Fractions, Using Models to Compare Fractions, Fractions on the Number Line, Using Models to Add Fractions, Using Models to Subtract Fractons, Problem Solving: Make a Table and Look for a Pattern