Tiny Terrarium

Tiny terrarium to be printed in 4 parts.

Bill of materials:
- transparency sheets [required]
- 8x M3 metric screws [required]
- small pebbles [optional]
- activated carbon [optional]
- soil [optional]
- springtails [optional]

Transparency sheet sizes (in mm):
- 58x115 (x2)
- 84x115 (x1)
- 93x73 (x1)

Any generic transparency sheet (film) with a thickness around 200 microns (0.2 mm, 8 mil) or less will do, just make sure that it has no significant tint.

Tips:
- To insert the top cover, you need to flex it slightly as you slide it into place, as it is held in position by overhanging features on two sides.
- Instead of pebbles, use stainless screw nuts in the bottom-most drainage layer to achieve a lower center of mass so that the terrarium is less likely to tip over.
- Apply silicone to the edges of the transparency sheets to make the terrarium watertight.
- Top up the terrarium with water from time to time, ideally at least once a month. The exact am