- Underwater adventure: The mechanical aquarium is an ingenious mechanical model building kit of a saltwater fishbowl with two pet tropical fish chasing each other around in a forest of macroalgae fronds that shelter a tiny seahorse
- Unique mechanical action: Up to now, UGEARS 3D puzzles for kids and adults have been propelled by rubber band motors. This aquarium engineering kit opens a new chapter: engineering toys driven by a spring-loaded mechanism
- Everything is in the box: No extra tools or glue are needed to assemble our wooden puzzle pieces for crafts. Enjoy this challenging yet fascinating kid’s building project and model building kit for adults
- Expand your knowledge: Our 3d wooden puzzles for adults showcase the action and interplay of drive gears and driven gears, the function of pendulums, and how spring-action mechanisms work
- Father's Day Gift Idea : Choose UGEARS wooden models for adults to build memorable gifts for the fishkeepers in your life. Get your mechanical aquarium kit now
