Snap-together manipulatives make math easier to understand and teach. Students become absorbed as they use colorful Math Rods to solve problems, learn counting skills, and explore basic operations. By creating mathematical sentences and equations, students are also learning an important beginning algebra skill. Individual or small group center activities. 16 Activity Cards for student-directed practice, also includes teachers guide & storage tub. Operation rods help teach multiple step equations 28 operation rods including =, +, -, < and >; Equation rods represent fact families 85 rods with whole equations on them. Numeral rods for use with equation and operation rods 85 numeral rods. Cards measure 9" x 4.5". Includes 198 Math Rods. Grades PreK-3.