Christopher Hallen

Chemistry

1.7/ 5

Overall rating

4.6/ 5Difficulty

5%Would take again

Student reviews 51

Showing 51–51 of 51 reviews

4.5/ 5

Anonymous

Nov 20, 2003

Difficulty 5.0 / 5

Reviews reflect individual experiences. Check the course and date when choosing a class.

Check with the school for current teaching assignments.