Make math colorful! Solve equations straight from the end of the rainbow with Rainbow Calculators. Each set of 10 calculators comes in 5 vibrant colors. PRODUCT FEATURES Add color to math lessons with this set of 10 rainbow-approved elementary calculators! Includes red, green, blue, orange, and purple. One for every school day! Solve Addition, subtraction, multiplication, and division problems on the 8-digit display! Discover advanced math calculations including square roots and percentages…