Schalke have signed Germany under-19 winger Lewis Holtby from second division Alemannia Aachen.
The 18-year-old has joined the Royal Blues on a four-year contract for a reported for a 2.5million euros ($A4.4million).
Schalke coach Felix Magath told the club's official website, www.schalke04.de: "Lewis is certainly one of the biggest talents in German football.
"We are very happy that he has come to us - not least because we knew that he also had other possibilities to play in the Bundesliga.
The former Wolfsburg boss added: "Our goal is to make him into a senior international player. "