It depends on how many Popsicle sticks you are going to use. So, for example, say that you are using 5 Popsicle sticks for the model. What you do is 15.2 x 5, 15.2 being the height of the sticks and 5 for the number of sticks you are using. The answer will be 76 cm tall. 21 15.2 x 5 - 76.0