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Beth McMullen

Double Cross

Double Cross

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  • Condition: Brand new
  • UK Delivery times: Usually arrives within 2 - 3 working days
  • UK Shipping: Fee starts at £2.39. Subject to product weight & dimension

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  • More about Double Cross

In the third book of the Mrs. Smiths Spy School for Girls series, Abby and her classmates are invited to Briar Academy to participate in The Challenge, where they discover that their nemesis, The Ghost, is using Briar as headquarters to plan a devastating attack. They must figure out who is working for The Ghost on the inside, as The Center and Mrs. Smith are no longer trustworthy.

Format: Paperback / softback
Length: 288 pages
Publication date: 17 September 2020
Publisher: Simon & Schuster


The third book in the Mrs. Smiths Spy School for Girls series, Princess Academy meets Stu Gibbss Spy School series. To take part in The Challenge, a prestigious prep school competition where teams compete for prizes and the honor of being the best of the best, Abby and her classmates have all been invited to Briar Academy. They discover their adversary, The Ghost, is utilizing Briar as his headquarters while there to carry out a catastrophic attack on his adversaries (i.e., pretty much everyone) using a brand-new invention Toby created. This time, Abby believes there is a traitor working for The Ghost within The Center and Mrs. Smith, so they cannot rely on anyone.

Weight: 204g
Dimension: 131 x 194 x 22 (mm)
ISBN-13: 9781481490276
Edition number: Reprint

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UK Delivery and returns information:

  • Delivery within 2 - 3 days when ordering in the UK.
  • Shipping fee for UK customers from £2.39. Fully tracked shipping service available.
  • Returns policy: Return within 30 days of receipt for full refund.

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  • Delivery times: within 5 - 10 days for international orders.
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