Directions for Collecting and Preserving Insects.. FREE... The images are GREAT!! They would be nice for a unit on Bugs, to draw, adding to nature journals, lapbooks and notebooks.. This is a very academic volume- probably intended for college professors. But high schoolers should be able to understand the content of this book. The book explains how to classify, catch, and preserve insects. There are also instructions on how to make collection boxes for various kinds of insects.