A cool two model set lets you build 2 great construction vehicles. The detailed building instructions are provided inside for a fun building experience. Models are designed to be fun and great for beginner builders as well as advanced. The sturdy Bulldozer model will awe you with its clean construction and beautiful proportions. The pocket sized models in the MECHANIX Starter series requires a unique type of imagination and creativity in use of parts. The limited number of parts pose a challenge to create, but with the experience of building one model, that is shown, it makes the process easier. , , The manual provided can help you build any of the models mentioned in the set. Just remember these few points in your build: , 1. Follow the steps mentioned in the manual and watch out for the notes mentioned. , 2. Always remove the parts required in the step aside. After completing the step, noticing if any parts are left is a good way to recheck before moving on.