Ms. Grandy
Ms. Grandy, math teacher

Mrs. Casey Grandy grew up in central Pennsylvania, and attended Penn State University. She taught in Fairfax County for 5 years. Mrs. Grandy now lives in Prince William County with her husband, daughter and 2 dogs. Mrs. Grandy enjoys baking, hiking, and spending time with her family. Mrs. Grandy is teaching Geometry and AP Calculus AB at Colgan High School.


 P1 Geometry
 P2 Geometry
 P4 Geometry
 P5 AP Calculus AB

P7 AP Calculus AB

Our class is on Edmodo. Ask Mrs. Grandy for the class code!

Parents ask your child for their Edmodo code to link their student account to your parent account. If you need help, contact our technology coach, Mr. Watts


 AP Calculus


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Office Hours
Monday & Tuesday
• 2:15 - 3:00