Breadboard

One way or the other, it was always back to Mother's breadboard on Monday.

If you are following a book like Starting Electronics, however, a breadboard is even more useful. […] Differences lie between breadboards in the spacings and the positionings of the holes, and the number of holes in each group.

If the breadboarded circuit operates incorrectly or erratically, try relocating some of the components.

There are many commercial breadboarding systems, but almost all of them are designed to facilitate the breadboarding of digital systems, where noise immunities are hundreds of millivolts or more.