In this task the focus is on physical knowledge about the world. Given the provided goal task in the input, describe a process that would lead to the asked outcome. This process often involves physical motions with objects, such as moving them, arranging them in a certain way, mixing them, shaking them, etc. 
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Question: how to clean your shower head

Answer: fill a sandwich bag with white vinegar and fix it to your shower head with rubber bands, leaving it to soak overnight


Question: To make an easy Halloween decoration,

Answer: trace your hand and apply googly eyes to make a spider.


Question: Easy bookshelf.

Answer:
Two planks of wood, 4 concrete bricks. Place 2 concrete bricks on the floor, as far apart as the planks are long. Place one plank resting on these 2 bricks. Place the next 2 concrete bricks on top, and place the 2nd plank on top. Voila, a sturdy easy book shelf.