L. Ryan

L. Ryan

  • 0 stars across 2 books

David Sang is an experienced teacher and author. He has co-authored over 100 books for secondary schools in the Caribbean, the UK and for international qualifications.

Byron Dawson is a former Assistant Head Teacher and has written over 20 science textbooks.

Lawrie Ryan has twenty years of experience at teaching science at secondary schools, including experience of working as a Science Adviser. He now works as a full-time science author, editor and consultant.

13th January 2011

Integrated Science for Trinidad and Tobago Workbook 2

Integrated Science for Trinidad and Tobago provides full coverage of the lower secondary school science curriculum in Tr... MoreIntegrated Science for Trinidad and Tobago Workbook 2

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13th January 2011

Integrated Science for Trinidad and Tobago Workbook 3

Integrated Science for Trinidad and Tobago provides full coverage of the lower secondary school science curriculum in Tr... MoreIntegrated Science for Trinidad and Tobago Workbook 3

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