Make math colorful! Solve equations straight from the end of the rainbow with Rainbow Calculators. A fun colorful twist on our popular Primary Calculators, each set of 10 Rainbow Calculators comes with 5 vibrant colors. Choose from red, green, blue, orange, or purple—there's one for every day of the school week! Add some color to your elementary math classes, or brighten up the evening's homework! Although the colors may be whimsical, the Rainbow Calculators do serious work: use these 4-function calculators to check addition, subtraction, multiplication, and division equations on the 8-digit display, or discover more advanced calculations like square roots, percentages, and more! Simple to use for beginners and powerful enough for older students, our Rainbow Calculators grow along with your skills. Each Rainbow Calculator operates with both solar and battery power, and also includes features such as auto shut-off, 3-key memory, and more. Perfect for teacher resources and school stores!
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