This collection of lessons, interactive Flash exercises and teacher utilities supports the learning of fraction concepts using side-by-side symbolic and pictorial representations. The lessons cover identifying, comparing, renaming and operating with fractions using circle and number line models. The Fraction Maker feature allows a teacher to create visual models to illustrate those same topics with fractions chosen by the user. The site includes student games and worksheets as well as suggestions and resources for the teacher.
Keywords:Visualization,Grade 6,NSDL,Grade 4,Grade 3,Addition,Visual representation,Strategies,Mathematics,Equivalent fractions,Arithmetic,Analyze and persevere,Fractions,Division,Number and operations,Chemistry,Physics,Grade 5,Subtraction,Multiplication,Composition and decomposition of numbers,Informal Education,Concept formation,Middle School,Vocational/Professional Development Education,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-027,Comparison of numbers,Practice Standards,Reading in mathematics,Life Science,Elementary School,Algorithms,Modeling,Reason quantitatively,Communication,Decimals,Computing and Information,Systems of measurement,Upper Elementary,Number sense,Metric,Connections,Weight and mass,Problem solving,Measurement,Process skills,oai:nsdl.org:2200/20140728160602907T,Education,Nonstandard,Representation