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Gravitas Publications, Inc.
Paperback Book
Workbook edition
Real Science-4-kids Chemistry Pr...
(2010)
Rebecca W Keller Ph.d.
HK$ 231
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Paperback Book
21 Super Simple Biology Experiments
(2013)
Keller, Rebecca W, PH D
HK$ 178
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Paperback Book
21 Super Simple Chemistry Experi...
(2013)
Keller, Rebecca W, PH D
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Paperback Book
Exploring the Building Blocks of...
(2014)
Keller, Rebecca W, PH D
HK$ 416
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Paperback Book
Exploring the Building Blocks of...
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Keller, Rebecca W, PH D
HK$ 403
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Paperback Book
Exploring the Building Blocks of...
(2014)
Keller, Rebecca W, PH D
HK$ 410
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Hardcover Book
Focus on Elementary Geology Stud...
(2013)
Phd Rebecca W. Keller
HK$ 647
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Paperback Book
Focus On High School Chemistry S...
(2013)
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HK$ 773
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Paperback Book
Focus On High School Chemistry L...
(2013)
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Paperback Book
Focus On High School Chemistry T...
(2013)
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Paperback Book
Biology Connects To Language
(2019)
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Paperback Book
Physics Connects To Language
(2019)
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HK$ 172
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Paperback Book
Exploring the Building Blocks of...
(2014)
Keller, Rebecca W, PH D
HK$ 403
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Paperback Book
Exploring the Building Blocks of...
(2018)
Rebecca W Keller
HK$ 362
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Paperback Book
Exploring the Building Blocks of...
(2015)
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HK$ 403
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Paperback Book
Exploring the Building Blocks of...
(2019)
Rebecca W Keller
HK$ 410
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Paperback Book
Exploring the Building Blocks of...
(2019)
Rebecca W Keller
HK$ 407
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Paperback Book
Exploring the Building Blocks of...
(2014)
Rebecca W. Keller Phd
HK$ 327
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Paperback Book
3rd edition
Focus On Elementary Astronomy St...
(2019)
Keller, Rebecca W, PH D
HK$ 636
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Focus On Elementary Astronomy La...
(2019)
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HK$ 276
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Paperback Book
3rd edition
Focus On Elementary Astronomy Te...
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Paperback Book
3rd edition
Focus On Elementary Biology Stud...
(2019)
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Paperback Book
3rd edition
Focus On Elementary Biology Labo...
(2019)
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HK$ 279
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Paperback Book
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Focus On Elementary Biology Teac...
(2019)
Keller, Rebecca W, PhD
HK$ 276
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Paperback Book
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Focus On Elementary Chemistry St...
(2019)
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HK$ 634
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Focus On Elementary Chemistry La...
(2019)
Keller, Rebecca W, PH D
HK$ 278
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Paperback Book
3rd edition
Focus On Elementary Chemistry Te...
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HK$ 262
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Paperback Book
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Focus On Elementary Geology Stud...
(2019)
Keller, Rebecca W, PH D
HK$ 636
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Paperback Book
3rd edition
Focus On Elementary Geology Labo...
(2019)
Keller, Rebecca W, PH D
HK$ 278
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Paperback Book
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Paperback Book
3rd edition
Focus On Elementary Physics Stud...
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HK$ 630
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Focus On Elementary Physics Labo...
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HK$ 285
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3rd edition
Focus On Elementary Physics Teac...
(2019)
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HK$ 262
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Paperback Book
Focus On Middle School Astronomy...
(2019)
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HK$ 677
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Paperback Book
3rd edition
Focus On Middle School Astronomy...
(2019)
Keller, Rebecca W, PH D
HK$ 278
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Paperback Book
3rd edition
Focus On Middle School Astronomy...
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HK$ 262
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Paperback Book
Focus On Middle School Biology S...
(2019)
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HK$ 772
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Paperback Book
Focus On Middle School Biology L...
(2019)
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Paperback Book
Focus On Middle School Biology T...
(2019)
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Paperback Book
3rd edition
Focus On Middle School Chemistry...
(2019)
Keller, Rebecca W, PH D
HK$ 716
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Paperback Book
3rd edition
Focus On Middle School Chemistry...
(2019)
Keller, Rebecca W, PH D
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Paperback Book
3rd edition
Focus On Middle School Chemistry...
(2019)
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Paperback Book
3rd edition
Focus On Middle School Geology S...
(2019)
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Paperback Book
3rd edition
Focus On Middle School Geology L...
(2019)
Keller, Rebecca W, PH D
HK$ 278
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Paperback Book
3rd edition
Focus On Middle School Geology T...
(2019)
Keller, Rebecca W, PH D
HK$ 266
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Paperback Book
Tess and the Mystery Rock
(2018)
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(2018)
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HK$ 148
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Paperback Book
3rd edition
Focus On Middle School Physics S...
(2019)
Keller, Rebecca W, PH D
HK$ 687
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Paperback Book
3rd edition
Focus On Middle School Physics L...
(2019)
Keller, Rebecca W, PH D
HK$ 282
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Paperback Book
3rd edition
Focus On Middle School Physics T...
(2019)
Keller, Rebecca W, PH D
HK$ 260
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Paperback Book
Force
(2020)
Woodbury, Rebecca, PH D
HK$ 143
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Paperback Book
Waves
(2022)
Rebecca Woodbury
HK$ 144
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Paperback Book
Earthquakes
(2022)
Rebecca Woodbury Ph. D.
HK$ 144
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Paperback Book
Worms
(2023)
Rebecca Woodbury Ph. D.
HK$ 144
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Paperback Book
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Rebecca Woodbury Ph. D.
HK$ 144
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Paperback Book
Frogs and Toads
(2023)
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HK$ 144
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Paperback Book
The Atmosphere
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Rebecca Woodbury Ph. D.
HK$ 144
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Paperback Book
The Hydrosphere
(2022)
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HK$ 144
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Paperback Book
The Magnetosphere
(2022)
Rebecca Woodbury Ph. D.
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