Place Value Forms of Numbers - Fox Adding and Subtracting Strategies adding and subtracting on an OPEN NUMBER LINE - Gajeske adding and subtracting using a HUNDREDS CHART - Gaspard adding with regrouping using PICTORIAL MODELS - Harris subtraction with regrouping using PICTORIAL MODELS - Harris Multiplication Strategies multiplication using different strategies - Harris Geometry characteristics (attributes) of 3-D shapes (geometric solids) - Causey Measurement how we teach students to measure objects using inches and centimeters - Causey