Welcome to Mr. Ritterhouse's Webpage!
Contact Info:
Phone Number(s): High School: 777-1183 Ext. 4207
Email: sritterhouse@usd263.org
2022 - 2023 School Year Schedule.
| Class Period | Class |
| 1 | Physical Science |
| 3 | AP Environmental Science |
| 4 | OLC Courses |
| 5 | Physical Science |
| 6 | Physical Science |
| 7 | Earth/Space Science |
