Publications 

Sometimes, mere classroom study isn't enough to ensure success. With this in mind, NTK produces a wide selection of study guides and textbooks. Developed by our in-house publishing team, these publications cater not only to the US SAT^® and SSAT exams, but the IB and the UK I/GCSE exam systems as well. To date, NTK has published over 30 study guides. New titles are continuously being added, with a number of new titles due for release in the coming year. You can be sure that when you purchase an NTK publication, you are purchasing the best.

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Click below link for Answer Keys:

• IBMYP Mathematics Drilling Exercises Level 1–2
• IB360 IBDP Chinese B Standard & Higher Level
• International GCSE 9-1 Mathematics A Higher Tier Edexcel
• International GCSE 9-1 Economics Edexcel
• International GCSE 9-1 Chemistry Edexcel
• International GCSE 9-1 Biology Edexcel (For first exam May/June 2019)
• Cambridge IGCSE Biology Study Guide
• Cambridge IGCSE Mathematics Study Guide
• IB360 IBDP Biology Standard & Higher Level
• IB360 IBDP Mathematics Standard Level
• SAT Mathematics Level II Mock Test

Purchase NTK publications online!

• International Baccalaureate (IB)
• IB Middle Years Programme
• SAT/SSAT
• SAT Subject Tests™
• SAT Reasoning Test™
• I/GCSE
• GMAT

International Baccalaureate (IB)

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  IB360 - IBDP Chinese B Standard & Higher Level Simplified Characters ISBN9789881486929
  Sample Chapters Buy now
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  IBDP Study Guide Chinese B Writing: Simplified Characters ISBN9789881555540
  Sample Chapters Buy now
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  IBDP Study Guide Chinese B Writing: Traditional Characters ISBN9789881555502
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• 
  IB360 - IBDP Biology Standard & Higher Level ISBN9789881555441
  Sample Chapters Buy now

IB Middle Years Programme

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  IBMYP Mathematics Drilling Exercises Level 1–2 ISBN9789881486967
  Sample Chapters Buy now
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  IBMYP Mathematics Study Guide Level 3 ISBN9789881555472
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• 
  IBMYP Mathematics Study Guide Level 4 ISBN9789881899071
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• 
  IBMYP Mathematics Study Guide Level 5 ISBN9789881899040
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• 
  Combo: IBMYP Mathematics Study Guide Level 3, 4, 5
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• 
  Chinese Argumentative Writing (for IBMYP/IGCSE) Traditional Characters ISBN9789881555557
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• 
  Chinese Argumentative Writing (for IBMYP/IGCSE) Simplified Characters ISBN9789881555564
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• 
  Chinese Practical Creative Writing (for IBMYP) Traditional Characters ISBN9789881555519
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• 
  Chinese Narrative Writing (for IBMYP/IGCSE) Simplified Characters ISBN9789881555465
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SAT/SSAT

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  SSAT Study Guide for Writing, Reading Comprehension, and Verbal ISBN9789881555496
  Sample Chapters Buy now

SAT Subject Tests™

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  SAT Subject Test™ Biology E/M Study Guide ISBN9789889883133
  Sample Chapters Buy now
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  SAT Subject Test™ Mathematics Level II Study Guide ISBN9789889883102
  Sample Chapters Buy now
• 
  SAT Subject Test™ Chemistry Study Guide ISBN9789889883164
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• 
  SAT Subject Test™ Chinese Study Guide ISBN9789881899033
  Sample Chapters Buy now

SAT Reasoning Test™

I/GCSE

• 
  International GCSE 9-1 Mathematics A Higher Tier Edexcel ISBN9789881487001
  Sample Chapters Buy now
• 
  International GCSE 9-1 Economics Edexcel ISBN9789881486974
  Sample Chapters Buy now
• 
  International GCSE 9-1 Chemistry Edexcel ISBN9789881486950
  Sample Chapters Buy now
• 
  International GCSE 9-1 Biology Edexcel (for first exam May/June 2019) ISBN9789881486936
  Sample Chapters Buy now
• 
  Cambridge IGCSE Biology Study Guide ISBN9789881486943
  Sample Chapters Buy now
• 
  Cambridge IGCSE Mathematics Study Guide ISBN9789881486981
  Sample Chapters Buy now

GMAT

• 
  GMAT Companion - Data Sufficiency & Problem Solving ISBN9789881555427
  Sample Chapters Buy now