I did almost all of them when I was a kid, except superglue my fingers together. I had a few pocket knives but my favorite was the Swiss Army knife. This is what I use today to void product warranties:
Leatherman Juice XE6
Without further ado, Gever Tulley's "5 Dangerous Things You Should Let you Kids Do":
And here's 5 more things your should let you children do, according to Tulley:
Old NID
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