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 | | Science Quest Invisible Force: The Quest to Define the Laws of Motion by Glen Phelan, Kate Boehm Jerome Hardcover, 64 Pages, Published 2006 by National Geographic Children's Books ISBN-13: 978-0-7922-5539-0, ISBN: 0-7922-5539-9 |
 | | Science Quest Double Helix: The Quest to Uncover the Structure of DNA by Glen Phelan Hardcover, 64 Pages, Published 2006 by National Geographic Children's Books ISBN-13: 978-0-7922-5541-3, ISBN: 0-7922-5541-0 |
 | | Content-Based Chapter Books Fiction(1st Edition) (Science: Science Sleuths): The Missing Lighthouse (National Geographic Reach) by Glen Phelan Paperback, 48 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-5829-2, ISBN: 0-7922-5829-0 |
 | | Content-Based Chapter Books Fiction(1st Edition) (Science: Science Sleuths): The Case of the Smelly Water (National Geographic Reach) by Glen Phelan Paperback, 46 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-5851-3, ISBN: 0-7922-5851-7 |
 | | Daily Warm-Ups General Science: Level I (Daily Warm-Ups) by Glen Phelan Paperback, 205 Pages, Published 2006 by J Weston Walch Pub ISBN-13: 978-0-8251-5946-6, ISBN: 0-8251-5946-6 |
 | | Science Quest Killing Germs, Saving Lives: The Quest for the First Vaccines by Glen Phelan Hardcover, 64 Pages, Published 2006 by National Geographic Children's Books ISBN-13: 978-0-7922-5537-6, ISBN: 0-7922-5537-2 |
 | | Health, Grade 6-8 (Walch Science Literacy Series) by Glen Phelan, Susan Phelan Paperback, 60 Pages, Published 1997 by J Weston Walch ISBN-13: 978-0-8251-3307-7, ISBN: 0-8251-3307-6 |
 | | Real-Life Science Earth Science by Glen Phelan, Walch Publishing Staff Paperback, 99 Pages, Published 2008 by J Weston Walch ISBN-13: 978-0-8251-6334-0, ISBN: 0-8251-6334-X |
 | | Language, Literacy & Vocabulary - Reading Expeditions (Earth Science): Earth In Space (Language, Literacy, and Vocabulary - Reading Expeditions) by Glen Phelan, National Geographic Learning Paperback, 36 Pages, Published 2007 by National Geographic Society ISBN-13: 978-0-7922-5428-7, ISBN: 0-7922-5428-7 |
 | | Walch Science Literacy Health (Walch Science Literacy Series Ser) by Glen Phelan, Susan Phelan Paperback, 176 Pages, Published 1997 by J Weston Walch ISBN-13: 978-0-8251-5050-0, ISBN: 0-8251-5050-7 |
 | | An Invisible Force The Quest to Define the Laws of Motion (Science Quest (National Geographic)) by Glen Phelan Library, 59 Pages, Published 2006 by National Geographic Society ISBN-13: 978-0-7922-5540-6, ISBN: 0-7922-5540-2 |
 | | Reading Expeditions(1st Edition) (Science: Physical Science): Introduction to Energy (Nonfiction Reading and Writing Workshops) by Glen Phelan, National Geographic Learning, Linda Hoyt Paperback, 32 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-4580-3, ISBN: 0-7922-4580-6 |
 | | Reading Expeditions(1st Edition) (Science: Physical Science): Newton's Laws by Glen Phelan, National Geographic Learning Paperback, 29 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-4584-1, ISBN: 0-7922-4584-9 |
 | | Language, Literacy & Vocabulary - Reading Expeditions(1st Edition) (Physical Science): What Is Matter? (Language, Literacy, and Vocabulary - Reading Expeditions) by Glen Phelan, National Geographic Learning Paperback, 36 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-5442-3, ISBN: 0-7922-5442-2 |
 | | Extreme Planet Carsten Peter's Adventures in Volcanoes, Caves, Canyons, Deserts, and Beyond! (National Geographic Kids) by Carsten Peter, Glen Phelan, National Geographic Kids Paperback, 112 Pages, Published 2015 by National Geographic Children's Books ISBN-13: 978-1-4263-2100-9, ISBN: 1-4263-2100-7 |
 | | Extreme Planet Carsten Peter's Adventures in Volcanoes, Caves, Canyons, Deserts, and Beyond! (National Geographic Kids) by Carsten Peter, Glen Phelan Library, 112 Pages, Published 2015 by National Geographic Children's Books ISBN-13: 978-1-4263-2101-6, ISBN: 1-4263-2101-5 |
 | | Earth Science Challenge (Science Jeopardy Series Ser) by Glen Phelan, Walch Publishing Staff Paperback, 112 Pages, Published 2004 by J Weston Walch ISBN-13: 978-0-8251-5043-2, ISBN: 0-8251-5043-4 |
 | | Forces and Motion on Earth by Glen Phelan Paperback, 32 Pages, Published 2011 by Benchmark Education ISBN-13: 978-1-4509-0789-7, ISBN: 1-4509-0789-X |
 | | Content-Based Chapter Books Fiction(1st Edition) (Science: Wildlife Rescue): Crocodile Rescue (National Geographic Reach) by Glen Phelan Paperback, 48 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-1-4263-5093-1, ISBN: 1-4263-5093-7 |
 | | Science Quest Digital Revolution: The Quest to Build Tiny Transistors by Glen Phelan Hardcover, 64 Pages, Published 2006 by National Geographic Children's Books ISBN-13: 978-0-7922-5545-1, ISBN: 0-7922-5545-3 |
 | | Children's Atlas of the United States(Illustrated) (Rand McNally, Schoolhouse) by Lynnette Brent, Leslie Morrison, Glen Phelan, Judy Smart Plumb, Rand Mcnally Staff, Anne Ford, Brett Gover, Nathalie Strassheim, Editor-Rand Mcnally, Robert Argersinger Hardcover, 111 Pages, Published 2005 by Rand Mcnally Illustrated ISBN-13: 978-0-528-93459-9, ISBN: 0-528-93459-7 |
 | | La Fuerza Y El Movimiento En Los Deportes (Movimiento/Ciencias) by Glen Phelan Paperback, 20 Pages, Published 2012 ISBN-13: 978-0-02-199731-2, ISBN: 0-02-199731-4 |
 | | Navigators Ser. Forces and Motion in Sports : Set Of 6 by Glen Phelan Published 2011 ISBN-13: 978-1-4108-5088-1, ISBN: 1-4108-5088-9 |
 | | Navigators Ser. Forces and Motion on Earth : Set Of 6 by Glen Phelan Published 2011 ISBN-13: 978-1-4108-5087-4, ISBN: 1-4108-5087-0 |
 | | Force and Motion in Sports (Lexile 700) by Glen Phelan Paperback, 20 Pages, Published 2010 ISBN-13: 978-0-02-202566-3, ISBN: 0-02-202566-9 |
 | | Force and Motion in Sports (Teacher's Annotated Edition) by Glen Phelan Paperback, Published 2010 by Mcgraw-Hill ISBN-13: 978-0-02-203498-6, ISBN: 0-02-203498-6 |
 | | Macmillan/McGraw-Hill California Treasures by Glen Phelan Paperback, Published 2010 ISBN-13: 978-0-02-202565-6, ISBN: 0-02-202565-0 |
 | | Force and Motion in Sports (Lexile 740) by Glen Phelan, Donald R. Bear 20 Pages, Published 2010 by Unknown ISBN-13: 978-0-02-202568-7, ISBN: 0-02-202568-5 |
 | | Energy A Bright Future? (Informational Nonfiction; Science) by Glen Phelan Paperback, Published 2009 by Macmillan Mcgraw-Hill ISBN-13: 978-0-02-193447-8, ISBN: 0-02-193447-9 |
 | | Energy Problems and Solutions by Glen Phelan Published 2009 by Mcgraw-Hill ISBN-13: 978-0-02-193481-2, ISBN: 0-02-193481-9 |
 | | How We Use Energy by Glen Phelan Paperback, Published 2009 ISBN-13: 978-0-02-200459-0, ISBN: 0-02-200459-9 |
 | | Macmillan/McGraw-Hill Un paso más Grado 4 -- La fuerza y el movimiento en los deportes, GR N, Benchmark 30 by Glen Phelan Published 2008 by Macmillan/Mcgraw-Hill ISBN-13: 978-0-02-199306-2, ISBN: 0-02-199306-8 |
 | | Language, Literacy & Vocabulary - Reading Expeditions (Earth Science): Stars (Language, Literacy, and Vocabulary - Reading Expeditions) by Glen Phelan, National Geographic Learning, Linda Hoyt, National Geographic Society Paperback, 36 Pages, Published 2007 by National Geographic Society ISBN-13: 978-0-7922-5433-1, ISBN: 0-7922-5433-3 |
 | | Reading Expeditions(1st Edition) (Science: Earth Science): Earth, Sun, Moon by National Geographic Learning, Glen Phelan, Linda Hoyt Paperback, 32 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-4573-5, ISBN: 0-7922-4573-3 |
 | | Reading Expeditions(1st Edition) (Science: Earth Science): Rocks and Minerals (Nonfiction Reading and Writing Workshops) by National Geographic Learning, Glen Phelan Paperback, 32 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-4571-1, ISBN: 0-7922-4571-7 |
 | | Reading Expeditions (Science: Scientists in Their Times): Finding the First Vaccines by National Geographic Learning, Glen Phelan Paperback, 35 Pages, Published 2007 by National Geographic Society ISBN-13: 978-0-7922-8895-4, ISBN: 0-7922-8895-5 |
 | | Reading Expeditions(1st Edition) (Science: Earth Science): Uncovering Earth's History (Avenues) by Alfredo Schifini, National Geographic Learning, Glen Phelan Paperback, 32 Pages, Published 2006 by National Geographic School Pub ISBN-13: 978-0-7922-8878-7, ISBN: 0-7922-8878-5 |
 | | Science Quest Double Helix: The Quest to Uncover the Structure of DNA by Glen Phelan Library, 64 Pages, Published 2006 by National Geographic Children's Books ISBN-13: 978-0-7922-5542-0, ISBN: 0-7922-5542-9 |
 | | Content-Based Chapter Books Fiction(1st Edition) (Science: Wildlife Rescue): Dolphin Rescue (National Geographic Reach) by Glen Phelan Paperback, 48 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-1-4263-5095-5, ISBN: 1-4263-5095-3 |
 | | Extreme Ocean Amazing Animals, High-Tech Gear, Record-Breaking Depths, and More (National Geographic Kids) by Sylvia A. Earle, National Geographic Kids, Glen Phalen, Glen Phelan Paperback, 112 Pages, Published 2020 by Natl Geographic Soc Childrens Books ISBN-13: 978-1-4263-3685-0, ISBN: 1-4263-3685-3 |
 | | Force and Motion in Sports by Glen Phelan Published by Macmillan Mcgraw-Hill ISBN-13: 978-0-02-200339-5, ISBN: 0-02-200339-8 |
 | | Descubrimeinto de la Historia de la Tierra by Glen Phelan Published by National Geographic ISBN-13: 978-0-7362-6960-5, ISBN: 0-7362-6960-6 |
 | | Extreme Wildfire Smoke Jumpers, High-Tech Gear, Survival Tactics, and the Extraordinary Science of Fire by Mark Thiessen, Glen Phelan Paperback, 112 Pages, Published 2016 by National Geographic Children's Books ISBN-13: 978-1-4263-2530-4, ISBN: 1-4263-2530-4 |
 | | Explorer Books (Pathfinder Spanish Social Studies: U.S. History): El Primer Vuelo (National Geographic Explorer Books) by National Geographic Learning, Glen Phelan Paperback, 12 Pages, Published 2013 by South-Western ISBN-13: 978-1-285-41266-5, ISBN: 1-285-41266-4 |
 | | Forces and Motion in Sports by Glen Phelan 32 Pages, Published 2011 by Benchmark Education Company ISBN-13: 978-1-4509-0790-3, ISBN: 1-4509-0790-3 |
 | | Bridges Ser. Forces and Motion in Sports : Bridges Edition by Glen Phelan 32 Pages, Published 2011 by Benchmark Education ISBN-13: 978-1-4509-2792-5, ISBN: 1-4509-2792-0 |
 | | Bridges Forces and Motion on Earth : Bridges Edition by Glen Phelan 32 Pages, Published 2011 by Benchmark Education Company ISBN-13: 978-1-4509-2793-2, ISBN: 1-4509-2793-9 |
 | | Bridges Ser. Chemistry in the Kitchen : Bridges Edition by Glen Phelan Published 2011 by Benchmark Education Company ISBN-13: 978-1-4509-2851-9, ISBN: 1-4509-2851-X |
 | | Navigators Ser. Chemistry in the Kitchen : Set Of 6 by Gary Phelan, Glen Phelan Published 2010 by Benchmark Education Company ISBN-13: 978-1-4108-6232-7, ISBN: 1-4108-6232-1 |
 | | Millmark Nonfiction Bookroom Collections Ser. Our Solar System : Exploring Other Worlds by Glen Phelan Published 2010 ISBN-13: 978-1-61618-468-1, ISBN: 1-61618-468-X |
 | | Navigators Ser. Chemistry in the Kitchen by Glen Phelan 32 Pages, Published 2010 by Benchmark Education Company ISBN-13: 978-1-4509-0737-8, ISBN: 1-4509-0737-7 |
 | | National Geographic Science 4 (Earth Science: Explore On Your Own Pioneer): Exploring Caves by National Geographic Learning, Glen Phelan 12 Pages, Published 2010 by National Geographic School Pub ISBN-13: 978-0-7362-7765-5, ISBN: 0-7362-7765-X |
 | | National Geographic Science 4 (Earth Science: Explore On Your Own Pathfinder): Exploring Caves (Paperback) by National Geographic Learning, Glen Phelan Paperback, 12 Pages, Published 2010 by National Geographic School Publishing, Incorporated ISBN-13: 978-0-7362-7768-6, ISBN: 0-7362-7768-4 |
 | | Volcano Dangers SB1 Exploring Volcanoes by Glen Phelan 8 Pages, Published 2009 ISBN-13: 978-1-4334-0483-2, ISBN: 1-4334-0483-4 |
 | | Summarize/Synthesize Teacher's Notes - The Lost and Found City by Glen Phelan 4 Pages, Published 2009 ISBN-13: 978-1-61618-091-1, ISBN: 1-61618-091-9 |
 | | Energy Powering Our World by Glen Phelan Published 2009 by Macmillan Mcgraw-Hill ISBN-13: 978-0-02-193414-0, ISBN: 0-02-193414-2 |
 | | Energy (Informational Nonfiction; Science) by Glen Phelan Paperback, Published 2009 by Macmillan Mcgraw-Hill ISBN-13: 978-0-02-194307-4, ISBN: 0-02-194307-9 |
 | | Connect to Literacy Ser. Volcano Dangers - Volcano Power by Glen Phelan 8 Pages, Published 2009 ISBN-13: 978-1-4334-0484-9, ISBN: 1-4334-0484-2 |
 | | Stars and Galaxies SB3 Changing Over Time by Glen Phelan Paperback, 24 Pages, Published 2008 ISBN-13: 978-1-4334-0232-6, ISBN: 1-4334-0232-7 |
 | | Energy Problems and Solutions by Glen Phelan 24 Pages, Published 2008 ISBN-13: 978-0-02-202533-5, ISBN: 0-02-202533-2 |
 | | Oceans Properties and Living Things (ConceptLinks Literacy and Language Through Content) by Glen Phelan Paperback, 24 Pages, Published 2008 ISBN-13: 978-1-4334-0170-1, ISBN: 1-4334-0170-3 |
 | | Bridges Ser. Chemistry in the Kitchen : Bridges Edition by Glen Phelan Published 2008 ISBN-13: 978-1-4108-9871-5, ISBN: 1-4108-9871-7 |
 | | Language, Literacy, and Vocabulary Reading Expeditions en Espanol Language, Literacy and Vocabulary - Reading Expeditions (Ciencias de la Tierra): Nuestro Sistema Solar by National Geographic Learning (2008, Paperback) by Glen Phelan Published 2008 ISBN-13: 978-0-7362-4891-4, ISBN: 0-7362-4891-9 |
 | | Stars and Galaxies SB2 Our Universe by Glen Phelan Paperback, 24 Pages, Published 2008 by Millmark Education ISBN-13: 978-1-4334-0231-9, ISBN: 1-4334-0231-9 |
 | | Condor Rescue by National Geographic Learning, Glen Phelan Paperback, 48 Pages, Published 2007 by Cengage Learning ISBN-13: 978-1-4263-5096-2, ISBN: 1-4263-5096-1 |
 | | ConceptLinks Ser. Volcanoes and Earthquakes - A Moving Crust by Glen Phelan 24 Pages, Published 2007 ISBN-13: 978-1-4334-0084-1, ISBN: 1-4334-0084-7 |
 | | ConceptLinks Ser. Our Solar System : Exploring Other Worlds by Glen Phelan 24 Pages, Published 2007 ISBN-13: 978-1-4334-0100-8, ISBN: 1-4334-0100-2 |
 | | Reading Expeditions (Science: Scientists in Their Times): Uncovering the Structure of DNA by National Geographic Learning, Glen Phelan Paperback, 35 Pages, Published 2007 by National Geographic Society ISBN-13: 978-0-7922-8899-2, ISBN: 0-7922-8899-8 |
 | | How We Use Energy by Glen Phelan, Macmillan/Mcgraw-Hill Published 2007 by Macmillan/Mcgraw-Hill ISBN-13: 978-0-02-200458-3, ISBN: 0-02-200458-0 |
 | | Explorer Books (Pioneer Science: Earth Science): Exploring Caves by Nonie K. Lesaux, Sylvia Linan Thompson, National Geographic Learning, Glen Phelan, Lada Kratky, Dr Nancy Frey, Deborah J. Short Paperback, 12 Pages, Published 2007 by National Geographic School Pub 2007-01-23 ISBN-13: 978-0-7922-8187-0, ISBN: 0-7922-8187-X |
 | | Explorer Books (Pioneer Social Studies: U.S. History): First Flight (Reach for Reading) by Nonie K. Lesaux, Sylvia Linan Thompson, National Geographic Learning, Glen Phelan Paperback, 12 Pages, Published 2007 by National Geographic School Publishing, Incorporated ISBN-13: 978-0-7922-8196-2, ISBN: 0-7922-8196-9 |
 | | Ferret Rescue (Wildlife Rescue - National Geographic Reading Expeditions) by Glen Phelan, Tom Newsom, National Geographic Learning Paperback, 48 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-1-4263-5094-8, ISBN: 1-4263-5094-5 |
 | | Reading Expeditions(1st Edition) (Science: Earth Science): Extreme Weather by Glen Phelan, National Geographic Learning Paperback, 32 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-4575-9, ISBN: 0-7922-4575-X |
 | | Content-Based Chapter Books Fiction (Science: Science Sleuths): Mystery at Summer Camp by National Geographic Learning, Glen Phelan Paperback, 46 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-5850-6, ISBN: 0-7922-5850-9 |
 | | ConceptLinks Ser. Our Solar System - The Sun and Its Effects by Glen Phelan 24 Pages, Published 2007 ISBN-13: 978-1-4334-0101-5, ISBN: 1-4334-0101-0 |
 | | Forces and Motion on Earth Bridges Edition by Benchmark Education Company, Glen Phelan Published 2007 ISBN-13: 978-1-4108-7663-8, ISBN: 1-4108-7663-2 |
 | | ConceptLinks Ser. Volcanoes and Earthquakes - Different Types by Glen Phelan 24 Pages, Published 2007 ISBN-13: 978-1-4334-0086-5, ISBN: 1-4334-0086-3 |
 | | Reading Expeditions Building Tiny Transistors-Scientists In Their Times (2003 Copyright) by National Geographic Learning, Glen Phelan Paperback, 35 Pages, Published 2007 by National Geographic Society ISBN-13: 978-0-7922-8897-8, ISBN: 0-7922-8897-1 |
 | | Explorer Book Pioneer Science Earth Science): Melting Away (Reach for Reading) by National Geographic Learning, Nonie K. Lesaux, Sylvia Linan Thompson, Glen Phelan, Lada Kratky, Dr Nancy Frey, Deborah J. Short Paperback, 12 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-8175-7, ISBN: 0-7922-8175-6 |
 | | ConceptLinks Ser. Volcanoes and Earthquakes - Plate Tectonic Theory by Glen Phelan 24 Pages, Published 2007 ISBN-13: 978-1-4334-0087-2, ISBN: 1-4334-0087-1 |
 | | Reading Expeditions (Science: Scientists in Their Times): Defining the Laws of Motion by National Geographic Learning, Glen Phelan Paperback, 35 Pages, Published 2007 by National Geographic Society ISBN-13: 978-0-7922-8898-5, ISBN: 0-7922-8898-X |
 | | ConceptLinks Ser. Volcanoes and Earthquakes - Sudden Changes by Glen Phelan Published 2007 by Millmark Education ISBN-13: 978-1-4334-0085-8, ISBN: 1-4334-0085-5 |
 | | Language, Literacy & Vocabulary - Reading Expeditions (Earth Science): Our Solar System (Language, Literacy, and Vocabulary - Reading Expeditions) by National Geographic Learning, Linda Hoyt, Glen Phelan 36 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-5431-7, ISBN: 0-7922-5431-7 |
 | | Reading Expeditions(1st Edition) (Science: Physical Science): Using Force and Motion (Nonfiction Reading and Writing Workshops) by National Geographic Learning, Glen Phelan, Linda Hoyt Paperback, 32 Pages, Published 2007 by National Geographic School Pub ISBN-13: 978-0-7922-8888-6, ISBN: 0-7922-8888-2 |
 | | Content-Based Chapter Books Fiction (Science: Science Sleuths): Digging Up Secrets by National Geographic Learning, Glen Phelan Paperback, 46 Pages, Published 2007 by National Geographic School Pub 2007-03-02 ISBN-13: 978-0-7922-5849-0, ISBN: 0-7922-5849-5 |
 | | ConceptLinks Ser. Our Solar System Earth in Space by Glen Phelan 24 Pages, Published 2007 ISBN-13: 978-1-4334-0098-8, ISBN: 1-4334-0098-7 |
 | | Science Quest Digital Revolution: The Quest to Build Tiny Transistors by Glen Phelan Hardcover, 64 Pages, Published 2006 by National Geographic Children's Books ISBN-13: 978-0-7922-5546-8, ISBN: 0-7922-5546-1 |
 | | Daily warm-ups general science by Glen Phelan 205 Pages, Published 2006 ISBN-13: 978-0-8251-5945-9, ISBN: 0-8251-5945-8 |
 | | Explorer Books (Pathfinder Science: Earth Science): Melting Away (Reach for Reading) by National Geographic Learning, Nonie K. Lesaux, Sylvia Linan Thompson, Glen Phelan Paperback, 11 Pages, Published 2006 by Natl Geographic/ 2006-01-01 ISBN-13: 978-0-7922-8007-1, ISBN: 0-7922-8007-5 |
 | | Explorer Books (Pathfinder Science: Earth Science): Exploring Caves (Reach for Reading) by National Geographic Learning, Nonie K. Lesaux, Sylvia Linan Thompson, Glen Phelan Paperback, 12 Pages, Published 2006 by National Geographic School Pub ISBN-13: 978-0-7922-8027-9, ISBN: 0-7922-8027-X |
 | | Walch Science Literacy Series Set by David E. Newton, Richard W. Ojakangas, Glen Phelan, Susan Phelan, Carol Haddox-Baldwin Paperback, Published 1997 by J Weston Walch ISBN-13: 978-0-8251-5386-0, ISBN: 0-8251-5386-7 |
 | | Health, Grade 6-8 (Walch Science Literacy Series) by Glen Phelan, Susan Phelan Paperback, 90 Pages, Published 1997 by J Weston Walch ISBN-13: 978-0-8251-3287-2, ISBN: 0-8251-3287-8 |
 | | Science Quest Killing Germs Saving Lives The Quest for the First Vaccines by Glen Phelan 2006 Hardcover by Glen Phelan Library, 64 Pages, Published 2006 by National Geographic Children's Books ISBN-13: 978-0-7922-5538-3, ISBN: 0-7922-5538-0 |
