Helen Harden

28 books • 4 series

Nov 15, 2018
Cover of Cambridge IGCSE® Chemistry Maths Skills Workbook

Cambridge IGCSE® Chemistry Maths Skills Workbook (Cambridge International IGCSE)

Sep 22, 2016
Cover of Twenty First Century Science: GCSE Chemistry Teacher Handbook

Twenty First Century Science: GCSE Chemistry Teacher Handbook (Twenty First Century Science)

Sep 8, 2016
Cover of Twenty First Century Science: Chemistry for GCSE Combined Science Student Book

Twenty First Century Science: Chemistry for GCSE Combined Science Student Book (Twenty First Century Science)

Jun 23, 2016
Cover of Twenty First Century Science: GCSE Chemistry Student Book

Twenty First Century Science: GCSE Chemistry Student Book (Twenty First Century Science)

Mar 31, 2016
Cover of Twenty First Century Science Third Edition Evaluation Pack

Twenty First Century Science Third Edition Evaluation Pack

Mar 24, 2016
Cover of Twenty First Century Science Chemistry for GCSE Combined Science

Twenty First Century Science Chemistry for GCSE Combined Science

Oct 28, 2014
Cover of International Primary Science Student's Book 6

International Primary Science Student's Book 6 (Collins International Primary Science)

Oct 27, 2014
Cover of International Primary Science Teacher's Guide 6

International Primary Science Teacher's Guide 6 (Collins International Primary Science)

Oct 21, 2014
Cover of International Primary Science Workbook 5

International Primary Science Workbook 5 (Collins International Primary Science)

Oct 21, 2014
Cover of International Primary Science Workbook 6

International Primary Science Workbook 6 (Collins International Primary Science)

Oct 14, 2014
Cover of International Primary Science Student's Book 5

International Primary Science Student's Book 5 (Collins International Primary Science)

Sep 29, 2014
Cover of International Primary Science Teacher's Guide 5

International Primary Science Teacher's Guide 5 (Collins International Primary Science)

Sep 15, 2014
Cover of International Primary Science Workbook 4

International Primary Science Workbook 4 (Collins International Primary Science)

Sep 15, 2014
Cover of International Primary Science Teacher's Guide 3

International Primary Science Teacher's Guide 3 (Collins International Primary Science)

Sep 15, 2014
Cover of International Primary Science Teacher's Guide 4

International Primary Science Teacher's Guide 4 (Collins International Primary Science)

Sep 15, 2014
Cover of International Primary Science Workbook 3

International Primary Science Workbook 3 (Collins International Primary Science)

Sep 15, 2014
Cover of International Primary Science Student's Book 4

International Primary Science Student's Book 4 (Collins International Primary Science)

Sep 15, 2014
Cover of International Primary Science Student's Book 3

International Primary Science Student's Book 3 (Collins International Primary Science)

Sep 1, 2014
Cover of International Primary Science Teacher's Guide 2

International Primary Science Teacher's Guide 2 (Collins International Primary Science)

Sep 1, 2014
Cover of International Primary Science Workbook 1

International Primary Science Workbook 1 (Collins International Primary Science)

Sep 1, 2014
Cover of International Primary Science Student's Book 1

International Primary Science Student's Book 1 (Collins International Primary Science)

Sep 1, 2014
Cover of International Primary Science Teacher's Guide 1

International Primary Science Teacher's Guide 1 (Collins International Primary Science)

Sep 1, 2014
Cover of International Primary Science Student's Book 2

International Primary Science Student's Book 2 (Collins International Primary Science)

Apr 21, 2011
Cover of Twenty First Century Science: GCSE Chemistry Student Book

Twenty First Century Science: GCSE Chemistry Student Book (Twenty First Century Science)