Please take a look at this article and see if you can modify your ten gallon vertically: Frog Forum - Building Dart Frog Terrariums / Tropical Terrarium Construction . If doing this, remember to increase ventilation. The only solid area needed for tree frogs is the bottom front to prevent substrate from falling out. Then keep saving your $ until can afford an ExoTerra 18x18x24 in. Sometimes can get good deals around the end of November or maybe in local Craiglist. Good luck !