Free Entertainment (Squirrel Obstacle Course) $100

If you love wildlife, try stepping it up by building an obstacle course for squirrels. I guarantee you will have some priceless laughs when you watch them play on it. You could film it and put it on YouTube or just have free backyard entertainment. You could probably build one for under $100. Below is a link to more information on a squirrel obstacle course.

https://delvingintotech.wordpress.com/2020/06/02/reinforcement-learning-in-squirrels/