Understanding numbers -- Understanding number systems and place value -- Working with whole numbers : addition and subtraction -- Working with whole numbers : multiplication and division -- Discovering geometry and developing geometric thinking -- Understanding and using measurement concepts -- Algebraic thinking -- Working with data -- Understanding fractions -- Exploring part-whole relationships : decimals and percents -- Building bridges
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.