Using Fraction Bars and Decimal Squares, kids will learn important mathematical concepts and while having fun! This guide leads them in the relating of fractions, decimals and percents, through the concepts of equalities, approximations, and estimation. Learners use mental calculation and make comparisons using hands-on materials. Fraction Bars and Decimal Squares not included. Shipped to your location direct from the manufacturer. Rush shipping is not available. Information on how to place your order by fax or by telephone. Product Number SR0860