Add color to math with Learning Resources' rainbow-colored calculators. Solve operations from the end of the rainbow. A colorful version of our popular elementary calculators. Each set of 10 rainbow-colored calculators comes in five vibrant colors. You can choose from red, green, blue, orange, or purple, there is a different one for each school day. Add a touch of color to your math classes or liven up your learning sessions at home. The colors may seem extravagant but the work these calculators do is very serious. Use these calculators with four functions to check the results of addition, subtraction, multiplication, and division operations on their eight-digit display or discover more advanced calculations such as square roots, percentages, and much more. The rainbow-colored calculators grow as your skills do, they are very easy to use for beginner students and powerful enough for more advanced students. Each calculator operates with solar power and batteries and features an automatic shut-off function, three memory keys, and much more. Perfect for teacher materials and school stores.