Hello construction expert! Drive the large construction vehicles to the site and assign the right tools to the workers. Be part of the process as a house is built and help with road construction. A colorful mix of great coloring pages, exciting puzzles, and playful ideas, along with a fun beginner reading story and reusable stickers, invites you to participate and discover. Did you know? The longest tunnel under the sea currently runs from England to France beneath the English Channel. It is a total of 50.5 kilometers long, with 38 kilometers underwater.