A blog is that is all about mathematics and calculators, two of my passions in life.
HAPPY NEW YEAR!Have a great 2013!Many wishes of cheer and happiness!Time to Celebrate! Be safe!Eddie
Spotlight: Casio fx-570SP X II Iberia Quick Facts Model: fx-570SP X II Iberia Company: Casio Timeline: about 2014 – 2022, pr...
