Reflective Wind Spinner: this one translates rotating motion into a repeating expanding (or shrinking) circle.

Reflective Wind Spinner: this one translates rotating motion into a repeating expanding (or shrinking) circle.

Reflective Wind Spinner: this one translates rotating motion into a repeating expanding (or shrinking) circle.

Reflective Wind Spinner: this one translates rotating motion into a repeating expanding (or shrinking) circle.

User: Science and Space academy

Views: 349

Uploaded: 2016-12-28

Duration: 00:44