Photos by Lisa Aciukewicz (4 photos)

Mrs. Temple's second-grade class at Harvard Elementary School recently played host to some insect visitors as part of the science curriculum.

Abigail Pacl reacts to a giant African millipede.

The African millipede is quite a handful.

Isaac Abouaf, Rainier Yano, and William Zhao check out a praying mantis.

Rebecca Nickerson reacts to two Madagascar hissing cockroaches ... and, yes, they really do hiss when frightened.