Wood Rounds Dendrology Set
Preserved Plant Materials
Discover the details of a tree’s history, from rainfall and fire to volcanic eruptions and insect infestations, all contained in the growth rings. This activity helps students learn how to interpret the different types of variations that occur in the rings, then compare what they’ve discovered with the included weather record for the region from which the tree was obtained. It comes with cross section of an ash tree, five magnifying glasses, tree ring analysis chart, and instructions.