Here's a new way to compare fractions! The Rainbow Fraction® Math Balance is a great tool to demonstrate the relative size of fractions and to practice adding, subtracting and converting fractions. This balance also allows students to check their work as incorrect equations will not balance out. Pegs are color-coded to match the Rainbow Fraction® system. Teaches fractions: 1, 1/2, 1/3, 1/4, 1/5, 1/6, 1/8, 1/12. Includes twenty-four 10 gram weights, balance and Teacher's Guide. Grades 1-8.