“Nathan Skiles: The Clockmaker’s Apprentice” consists of exactly 100 cuckoo clocks stacked higgledy-piggledy throughout the first floor, every single one made entirely of foam rubber. Entirely, as in totally — from the little serrated roof tiles to the heraldic deer antlers, lederhosen-wearing hunters and crossed hunting rifles atop the clockface.

They look, in fact, just like the campy, mass-produced cuckoo clocks you can find all over the Midwest, except they’re squishy, because they’re made of foam rubber, and they don’t work — because, again, they’re made entirely of foam rubber.

But Skiles makes more than just the cuckoo clocks. Each piece (most would fit in a microwave oven, or nearly so, and every one weighs less than a hummingbird) is further festooned with the tools used to make them: Scissors, calipers, protractors, X-acto blades, box cutters, bandages (no doubt an essential), blue chalk lines, vice clamps, rolls of painter’s tape and I don’t know what else …