REVIEW – JMBricklayer designs, distributes, and sells building block sets that are a cheaper alternative to LEGO-brand sets. They are no stranger to The Gadgeteer, as we’ve reviewed everything from ...

Building it is just half the experience… Once it’s assembled, JMBricklayer’s Steampunk Marble Run works as a perpetual machine of sorts, creating a dynamic mechanical toy that’s always running on your ...