Zehn (pronounced tsayn)
The German word for how is wie.
und is and in German
The German word for Why is Varrum
you have to spell ten in letters with the bones.
Ich
sind
Wo.
mien
zu
Take six bones away to spell the word TEN
The German word for "book" is "Buch"
At can be translated as an, bei or auf in German.