March 14 is Pi Day. It's not a spelling error for pie day. Pi is a Greek term denoting the mathematical portion 3.14 (or 22/7 in fraction form) used in geometry. That's why it's celebrated on 3/14. And Pi Day 2015 has math nerds especially geeked because it's pi to the 4th place value: 3.1415, reported WBEZ on March 13. Pi Day celebrates geometry and math. Take a bite out of math anxiety with these hands-on pizza "pie" math lessons for Pi Day.
Teach shapes, numbers and colors with pizza. Cut differently-shaped and colored pizza toppings: mushrooms (white or brown discs or cylinders), onions (white cubes), sausage (brown spheres) pepperoni (red circles), colored peppers (cut in triangles) pineapple (yellow rectangles), cheese (cut as trapezoid, rhombus). Describe and discuss topping colors and shapes. Give each student a plate of pizza toppings and a small crust (or tortilla shell). Teach with food. Tell students to put five circles, two red things, three green rectangles, etc., on their pizza. Pizza pie math lessons teach geometry, fractions, decimals, percents for Pi Day | Examiner.com
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