Electronics shops carry DIY kits to make PCBs yourself. (Real electronics shops that is.)
There are also perf boards intended for design development.
https://www.google.com/search?q=perf+board&bi … KHdPEA2wQsAQIVA
And "bread boards".
https://www.google.com/search?biw=1920&bih=95 … lgQ1QIIIg&dpr=1
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GRUMPY OLD FART - On Hiatus, sort'a
Mann-Made Global Warming. - We should be more concerned about the Intellectual Climate.
You can teach a man to fish and feed him for life, but if he can't handle sushi you must also teach him to cook.