Students work together to observe a five-dollar bill. (64 K)

The stuff we find in class really can be fascinating. (50 K)

A student works hard on his own to model the ebola virus. (49 K)

The students gather info with an occasional tip from the interns. (57 K)

Observing really is hard work. (56 K)

JP with another student, this time learning about ebola. (48 K)