Shapes
Basic Geometric Ideas Measuring and Classifying Angles Polygons Triangles Quadrilaterals Make & Test Generalizations
DetailsDivision as Sharing Understanding Remainders Division as Repeated Subtraction Writing Division Stories Use Objects and Draw a Picture
DetailsRegrouping 10 Ones for 1 Ten Models to Add Two-and One-Digit Numbers Adding Two-and One-Digit Numbers Models to Add Two-Digit Numbers Adding Two-Digit Numbers Adding Three Numbers Draw a Picture and Write a Number Sentence
Details