| Unit Schedule | Grades | Class Rules | Links |
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Grades were last updated on November 19, 2009.
Thanks for visiting! This web site is intended to be used by students and parents/guardians enrolled in Mr. Halverson's biology classes at Valhalla High School.
How to contact me:Office Location: |
Room 313 |
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Office Telephone: |
(619) 593-5477 |
Email: |
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Web Site: |
