The following is a listing of some of the manipulatives that can effectively be used to teach the given concept. The list is recommended by the National Council of Supervisors of Mathematics, Supporting Leaders in Mathematics Education: A Source Book of Essential Information, 1994.
protractors, compasses, geoboards, miras, rulers, tangrams, pattern blocks
geoboards, color tiles, base-ten blocks, decimal squares, cubes, tangrams, pattern blocks, rulers, fraction models
attribute blocks, cubes, pattern blocks, tangrams, 2-color counters, Cuisenaire rods, dominoes, geometric solids, money, numeral cards, base-ten materials, polyhedra models, geoboards, decimal squares, fraction models
geoboards
Compasses, protractors, rulers, miras
Cubes, 2-color counters, color tiles, Cuisenaire rods, dominoes, numeral cards, spinners, 10-frames, number cubes, money, calculators
decimal squares, base-ten blocks, money, calculators, number cubes, numeral cards, spinners
algebra tiles, math balance, calculators, 10-framers, balance scale, color tiles, dominoes, money, numeral cards, 2-color counters, cubes, Cuisenaire rods, decimal squares, fraction models
color tiles, geoboards, balance scale, capacity containers, rulers, Cuisenaire rods, calculators
algebra tiles
10-frames, 2-color counters, dominoes, cubes, numeral cards, spinners, number cubes, money, math balance, calculators
fraction models, pattern blocks, base-ten materials, geoboards, clocks, color tiles, cubes, Cuisenaire rods, money, tangrams, calculators, number cubes, spinners, 2-color counters, decimal squares, numeral cards
2-color counters, algebra tiles, thermometers, color tiles
attribute blocks, Cuisenaire rods, dominoes, pattern blocks, tangrams, number cubes, spinners, geoboards
balance scale, math balance, rulers, capacity containers, thermometers, clocks, geometric solids, base-ten materials, color tiles
10-frames, dominoes, number cubes, spinners
money
cubes, 2-color counters, spinners, number cubes, calculators, dominoes, numeral cards, base-ten materials, Cuisenaire rods, fraction models, decimal squares, color tiles, 10-frames, money
color tiles, cubes, Cuisenaire rods, numeral cards, 2-color counters
pattern blocks, attribute blocks, tangrams, calculators, cubes, color tiles, Cuisenaire rods, dominoes, numeral cards, 10-frames
base-ten materials, decimal squares, color tiles, cubes, geoboards, fraction models
geoboards, color tiles, tangrams, pattern blocks, rules, base-ten materials, cubes, fraction circles, decimal squares
base-ten materials, decimal squares, 10-frames, Cuisenaire rods, math balance, cubes, 2-color counters
algebra tiles, base-ten materials
spinners, number cubes, fraction models, money, color tiles, cubes, 2-color counters
geoboards
color tiles, cubes, Cuisenaire rods, tangrams, pattern blocks, 2-color counters
geoboards, attribute blocks, pattern blocks, tangrams, miras
attribute blocks, cubes, color tiles, geoboards, geometric solids, pattern blocks, tangrams, polyhedra models
tangrams, pattern blocks, geoboards, geometric solids, polyhedra models, cubes, color tiles
color tiles, cubes, base-ten materials, geoboards
color tiles, cubes
geoboards, pattern blocks, tangrams, miras, cubes, attribute blocks
pattern blocks, attribute blocks
geoboards, cubes, miras, pattern blocks, tangrams
capacity containers, cubes, geometric solids, rules
base-ten materials, balance scale, number cubes, spinners, color tiles, cubes, math balance, money, numeral cards, dominoes, rules, calculators, 10-frames, Cuisenaire rods, clocks, 2-color counters