Thousands of tiny squares create a whole image, but each has only one color. Without me, your screen is just black.

It's small and square, yet holds a world of promises and a question that can change everything. Solve the riddle → What was once criticized as an ugly construction, but is now an iron monument that breathes with the seasons? Solve the riddle → I help seafarers find their way using stars and the horizon. What am I? Solve the riddle → An invisible debt grows every night, which you pay back with interest during the day. Solve the riddle → What calls its own name from the treetops, but lets others warm and feed its only offspring? Solve the riddle →