Since this project has fish and plants it is called an aquatic ecosystem and you will use goldfish and a couple plants in. Web diy bottle hydroponics. Web make an aquatic ecosystem in a bottle.
Diy bell siphon for aquaponics
Diy waterfall features for the aquaponics
Diy aquaponics bell water level flush
Aquaponics for Kids — Blog
2.) cover half of the bottle with paper and tape off all areas you don't want painted.
Cut your coke bottle in 2 equal parts.
