The Branch Archive

Extremely tall trees in a dense forest

Why Would Anyone Cut a Tree Down?

Help learners understand why it is sometimes necessary to cut trees in order to get wood, protect other trees, or reduce tree hazards. The book Why Would Anyone Cut a Tree Down? is geared for students in grades 1–3 and also provides tips for planting a new tree.

Extremely tall trees in a dense forest

Identify Trees from Leaves

Leafsnap is a free app that uses visual recognition software to help identify tree species from leaf photographs you take in the field. Leafsnap currently focuses on tree species found in the Northeastern United States and Canada, but expansion is underway to include all U.S. regions.

Extremely tall trees in a dense forest

A Listening Walk

Check out this instructional video for home learners by the Jeffers Foundation: A Listening Walk. It shows children how to practice listening for nature sounds, and how to collect acorns and other natural objects to make a sound guessing game.

Extremely tall trees in a dense forest

The Science of Fall Leaves

The US National Arboretum has collected online resources on the science of fall foliage. Resources include “The Science of Color in Autumn Leaves,” which describes how and why leaves change color; an extensive photo gallery of trees in fall color; and a list of “Selected Plants Providing Colorful Autumn Foliage.”

Extremely tall trees in a dense forest

Identify Birds

Merlin is a free app for identifying birds you see and hear. Using your location, the date, and your answers to a few simple questions (or your sound recording), Merlin shows you likely birds.