Assembling a toy crane machine after delivery is generally straightforward and designed for easy DIY setup. Most models come with clear instructions, pre-assembled components, and all necessary tools. Typically, the process involves attaching the base, installing the crane mechanism, connecting wires, and adding decorative elements. With step-by-step guidance, even beginners can complete it in under an hour. Common challenges, like aligning parts or securing connections, are minimal with patience. Overall, it's a user-friendly project that brings fun to home arcades without complexity.