Where a Mk I component has been superseded by a new version, this has been noted. In the Mk II Barracuda was released, bringing several upgrades, updates and design tweaks. And provide practice with digraphs, blends, word families, and creative writing.The Barracuda Mk I has been the world leader in motorcycle engine buggies for 12 years. See a sample selection of customizable worksheets, cards, and lesson plans. It is a fun way to cruise around, but building your own vehicle from scratch is challenging unless you have. Dune buggies are roofless vehicles with big wheels and wide tires for going off-roading on sand.