How to mount small hobby solar cells, plus a USB Solar power supply?

I looked all over the internet for a way to mount these solar cells, And only come up was ones you mount on houses. So I got a cardboard box and glue gun and tried gluing them to the piece of cardboard and it was a success! I got 19 of the 0.5v 0.8A solar …

Powering a Scanner from a power supply and battery pack at the same time

I had a 6vdc power supply laying around and John Zogg(my friend) wanted to power his scanner from both batteries and power supply. The power supply didn’t have the correct connector. So what could I possibly do to safely run it off of the batteries and power supply at the same time? So I got …