Travel, history, and maps — three of my favorite things all in a puzzle! I can’t think of a better way to learn about a city I am about to visit than playing with one of 4D Cityscape’s Time Puzzles. How does it work? You start by layering the landscape and geographical map of the city to become a 2 dimensional puzzle. Next comes the 3rd and 4th dimension— skyscrapers, monuments, bridges and significant city sites are added based on time. With the help of a Time Poster, you add each building on the map according to the year it was built, and the history of the city unfolds. With…