. . . . . "Geoboards"@en . . . . . . "Discusses the use of various manipulative objects in the teaching of basic mathematics to elementary school children." . "Pattern blocks"@en . "Discusses the use of various manipulative objects in the teaching of basic mathematics to elementary school children."@en . . . "Feature films"@en . . . "Nonfiction films"@en . . . . . . "Presents lessons that help teachers effectively teach problem solving to elementary school students and increase their understanding of mathematics with the use of manipulatives. Lessons focus on such topics as geometry, measurement, probability and statistics, logical reasoning, patterns and functions, algebra, and number."@en . "Base ten blocks"@en . . . "Instructional films"@en . "Cuisenaire rods"@en . . . . "Mathematics with manipulatives"@en . "Mathematics with manipulatives" . "Color tiles"@en . "Six models"@en .