Helen Eccles

4 books

Chemistry 1 by David R. Johnson, Helen Eccles, Brian Ratcliff

Chemistry 1

David R. Johnson, Helen Eccles, Brian Ratcliff

224 pages • first pub 2000 (editions)

informative lighthearted medium-paced
Chemistry 2 by Helen Eccles, Brian Ratcliff

Chemistry 2

Helen Eccles, Brian Ratcliff

176 pages • first pub 2001 (editions)

informative lighthearted medium-paced
OCR Revise Chemistry A2. Mike Wooster and Helen Eccles by Helen Eccles

OCR Revise Chemistry A2. Mike Wooster and Helen Eccles

Helen Eccles

102 pages • first pub 2009 (editions)

informative inspiring medium-paced
OCR Revise Chemistry As. Mike Wooster and Helen Eccles by Helen Eccles, Rob Ritchie, Mike Wooster

OCR Revise Chemistry As. Mike Wooster and Helen Eccles

Helen Eccles, Rob Ritchie, Mike Wooster

98 pages • first pub 2008 (editions)

informative inspiring tense medium-paced