Equipment, method and kit for manual forming of transient material into a structure

A kit for building castle, the kit comprising:

• molds, each mold comprises a body consisting of a single, monolithic, hollow structure, each structure comprises a vertical axis and a sidewall that is continuous and uninterrupted in a rotational direction about the vertical axis, each sidewall comprises an inner pattern that is castle-like in appearance, the inner pattern is configured to form an outer pattern in a substrate located inside the body, each body also having an open bottom, an open top that is completely unobstructed and has no inward protrusion adjacent to the open top, and a top radial dimension at the open top is smaller than a bottom radial dimension at the open bottom such that the body is tapered;
• and
• each mold comprises a different shape;
• and
• a trowel having a fastener, and a platform having a platform fastener, such that the platform can be mounted to the trowel by coupling the platform fastener to the fastener to form an assembly.