Lego is the best toy because it helps your building skills. Also, it makes you think how to build the structure. It also helps with your color sight so you are not color blind. Also it will help increase your attention span. Legos are for boys and girls of all ages except 1-3 years old. Lego city is most likely the most popular Lego toy. Lego can expand your imagination. You can build anything your mind wants to build.