Cardboard Dinosaur Puzzle: 8 Steps (with Pictures) Materials. The primary material that you need for this project is corrugated cardboard. For making a Find or Make a Template. The first thing that you need to do is find a template that you like. You Print Out the Template. Now that you have a template, you need to print it out in the size that you Attach the Templates and Transfer the Outlines. To attach the templates to the cardboard, you can See all full list on instructables DIY CARDBOARD DINOSAUR HEAD COSTUME So it's been a no brainer for me to make the next cardboard template a Tyrannosaurus rex, because in my kids minds he/she is the ultimate of all dinosaurs to dress up as.