Aquatic life enthusiasts! This is the dawning of the age of aquariums! Acrylic or glass tanks, custom cabinets, fresh or saltwater, guiding principles for selecting plant and animal life, aquaponics, and even maintenance. Show us how to build, maintain, or improve upon an aquarium to win an iPad Mini. Our judges prefer aquaria that keep aquatic life alive, so choose your materials carefully!

We are bringing in Alex Andon as a special guest judge to help select finalists and winners!  Check out his bio here!

Want more contests? Check out Instructables' upcoming contests here!

The Age of Aquariums Contest is closed.

Grand Prize


Grand Prize (1)

One Grand Prize winner will receive:

First Prize (3)

Three First Prize winners will receive:

Second Prize (5)

Five Second Prize winners will receive:

Runner Up (9)

Nine Runner Up winners will receive:

Write an Instructable

Create a new Instructable that fits the guidelines outlined in the contest description above. To be eligible, Instructables must be published between Sep 1, 2014 and Oct 13, 2014 (11:59pm PT).


Upon publishing your Instructable you'll see checkboxes for open contests. Select Age of Aquariums Contest. If you have entries currently eligible for entry, it will also show up by clicking "Enter this Contest" on the right side of this page.


Entries are accepted by Instructables staff within one business day Monday - Friday. What matters is the submission time, not acceptance time.


A panel of judges made up of Instructables staff and respected members of the community rate the finalists. The averages of the ratings determine the winners.


When the winners are decided they will be notified and announced here on the contest page.