A Terrarium can have several different purposes. It can serve as an enclosure for a pet turtle, pet lizard, or pet snake. This provides the people who are living with this pet reptile the peace of mind that it is not going anywhere and can be seen at all times. A Terrarium can be used by those who enjoy plants and gardening to grow and house certain kinds of plants. People with green thumbs can really get enjoyment from Terrariums. It can also be used by scientists who study these plants and reptiles to observe and watch them in a simulation of their natural habitat. Of course, nothing can beat observation in a natural habitat, but sometimes that is simply not possible. A Terrarium can offer an alternative. They can also be used to demonstrate scientific principles to young children in a way that they can see what they are being taught. Terrariums can also be used to decorate and dress up a home. They are lovely, inexpensive decorations that do not require much upkeep, but bring a whole new dimension into a room. The theme of an entire room can be based off of an attractive decorative Terrarium.