How cold was it during the Ice Age?

Wie kalt war es in der Eiszeit?

Why does ice melt?

Warum schmilzt Eis?

Who invented the Tuba?

Wer hat die Tuba erfunden?

Who invented the horn?

Wer hat das Waldhorn erfunden?

Who invented the drum?

Wer hat die  Trommel erfunden?

Who invented the bagpipes?

Wer hat den Dudelsack erfunden?Who inve

What country was the flute invented in?

In welchem Land wurde die Flöte erfunden?

Who invented paper?

Wer hat das Papier erfunden?