A terrarium designed and constructed to stand up to years of classroom use. Sturdy, welded angle-iron frame is finished with baked-on enamel-extremely strong and corrosion resistant. High grade glass offers maximum strength and clarity and the top and slanted front glass pieces are removable. When in place, the slanted front is adjustable for regulating ventilation. All glass edges are ground and polished for safety and chip resistance. Dimensions of the terrarium are 20"Lx 12"Wx 18"H.