The EDU61007 is a Leonardo da Vinci Paddle Boat Model Kit. In Leonardo da Vinci s time; nautical expedition was the most expedient method of communicating with the world. Da Vinci brought forth plans for a boat with large wheelshaped paddles that would propel it through water... The scientific genius of Leonardo da Vinci is brought to life through this articulated model. The invention that inspired this snaptogether replica is taken from the pages of Da Vinci’s priceless and aweinspiring notebooks. All models are made of plastic and require no special tools. Manuals are very educational and teach how these inventions have evolved into what they are today.