RAINBOW CALCULATORS starter Be prepared to observe fascinating

Be prepared to observe fascinating changes every day

or hallways

one-minute timer

so there is no worry about breaking or spilling

RAINBOW CALCULATORS starter Be prepared to observe fascinatingMake 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 purplethere'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