1.
 |  | Title: QuizDetektiv. Tiere. ( Ab 8 J.). by Bettina Gutschalk, Milada Krautmann ISBN: 3401080210 Publisher: Arena Pub. Date: 01 January, 2002
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2.
 |  | Title: QuizDetektiv. Wissen von A- Z. ( Ab 8 J.). by Bettina Gutschalk, Sonja Dilg ISBN: 3401080237 Publisher: Arena Pub. Date: 01 January, 2002
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3.
 |  | Title: QuizDetektiv. Ritter und Burgen. ( Ab 8 J.). by Bettina Gutschalk, Hauke Kock ISBN: 3401080229 Publisher: Arena Pub. Date: 01 January, 2002
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4.
 |  | Title: QuizDetektiv. Rekorde. ( Ab 8 J.). by Bettina Gutschalk, Manfred Rohrbeck ISBN: 3401080202 Publisher: Arena Pub. Date: 01 January, 2002
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5.
 |  | Title: Detektiv Blitz und die Zeitmaschine. Rategeschichten- Block. ( Ab 7 J.). by Bettina Gutschalk, Christine Bietz ISBN: 3401081764 Publisher: Arena Pub. Date: 01 June, 2002
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6.
 |  | Title: QuizDetektiv. Dinosaurier. ( Ab 8 J.). by Bettina Gutschalk, Karl-Heinz Höllering ISBN: 3401083112 Publisher: Arena Pub. Date: 01 June, 2002
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7.
 |  | Title: QuizDetektiv. Pferde. ( Ab 8 J.). by Bettina Gutschalk, Milada Krautmann ISBN: 3401083120 Publisher: Arena Pub. Date: 01 June, 2002
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8.
 |  | Title: Quizdetektiv. Pflanzen und Tiere im Wald. ( Ab 8 J.). by Bettina Gutschalk ISBN: 3401083910 Publisher: Arena Pub. Date: 01 January, 2003
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