“Cool Tools that Foresters Use, Part 1 and Part 2.” Part 1 (7:47 minutes) shows how to measure tree diameter with a diameter tape, height with a Merritt hypsometer, and age with an increment borer. Part 2 (6:40 minutes) shows how to measure stand density with an angle gauge and basal area with a wedge prism. This two-part video is part of a series of BeLeaf It or Not! videos by Michigan State University Extension, which are geared for students.