If you are looking for mnemonics, look up what memory champions use. The main thing is thinking of a route that's already in your long term memory; your bedroom, the road to your grandma, or whatever. ...
Old Disney cartoons used a lot of purpose built machines for sound effects, but that is as far as I know very rare now.
Here is an article from Sound on Sound on the difference between convolution reverbs.
CDs are nice, and taping over the hole and changing the angle will create different whistling sounds.
Freakonomics is great. Very interesting content. I also like Radiolab.
Someone here mentioned they set plastic bags on fire and recorded the dripping plastic rushing by the mic. I don't remember how he said it sounded, but it might be suitable for the flames. Robin Hood (...
On The Hunger Games, they went outside with and iPad
It's often done in music to create a fatter sound, but it has to be really tight to work. Edit: Or was he duplicating it? In that case he might have put an effect on one of the tracks and used it as ...
You might want to check out soundworks collection
Tried to reply directly to @Stavrosound, but could not find a way to do it. Will not normalizing it just gain it so that the highest peak will be ~0 dB?