I believe doing small things can also has some impact, at least make yourself happier.
Halloween is coming (and will go soon)! Let's celebrate it.
Step 1: Step 1: crave a pumpkin
many alligators (for testing/pre set)
1 led light bulb
1 battery box
2 AAA batteries
2 small solar panels
For the small solar panels, you could get it from garden lights or small solar panel websites, such as solar pocket factory ,brown dog gadgets .