Mr. Koch's Homepage
Petoskey High School---Room
301---PH 348-2116
e-mail koch.bg.t@petoskeyschools.org
Scroll Down for "Math Help" and my class schedule!
| 1st hour | Prep |
| 2nd hour | Pre-Algebra |
| 3rd hour | Geometry |
| 4th hour | Algebra |
| 5th hour | Geometry |
| 6th hour | Algebra |
Page last updated in the fall of 2009