·Oct 2, 2018

Spring

Name: Spring
Uploaded: 2018-10-02T10:22:17.973Z
Duration: 9 s
Channel: August
Description: A red and yellow slinky moves up a sloped, gray-surfaced track on a wooden apparatus, repeatedly coiling and uncoiling as it travels upward. The device, labeled "slinky treadmill," is set against a dark background.

Description

A red and yellow slinky moves up a sloped, gray-surfaced track on a wooden apparatus, repeatedly coiling and uncoiling as it travels upward. The device, labeled "slinky treadmill," is set against a dark background.