My model

Hi everybody this is my Greek project and I am doing a temple for my model.I found these photos on Google and I am going to get a lot of thing and make my model.Temples are things that are long (about 30 cm), tall (12 inchs ) and have collums
(10 inchs ) to hold the roof up,and is 10 inchs wide.I am going to make the collums by cutting toilet rolls in half and make them into thin collums.What I need:

1.sellatape
2.glue/pva
3.paint
4.10 toilet rolls
5.paper
6.cardboard


Thanks cal..