A working Lego vending machine is built step by step, focusing on structure, small mechanisms, and overall design. The process shows how different pieces come together to create a functional and ...

This video showcases a creative compilation of ten functional mini vending machines built entirely from building blocks. Each ...

Providing research pigs with enrichment objects can encourage species-typical behavior such as rooting and foraging. The authors gave pigs hard plastic 'foraging balls' that resembled enrichment ...