"The mystery deepens and the action intensifies for 12-year-old Cruz Coronado and friends in the exciting third book in the Explorer Academy series. The adventure continues for Cruz, Emmett, Sailor, and Bryndis as they continue their studies at sea and travel to exotic locations around the world. A mysterious person alerts Cruz to impending danger while he and a few trusted pals explore ancient ruins in Petra, Jordan, and search for another piece of the puzzle his mother left behind. Worst of all, now his father has gone ...
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"The mystery deepens and the action intensifies for 12-year-old Cruz Coronado and friends in the exciting third book in the Explorer Academy series. The adventure continues for Cruz, Emmett, Sailor, and Bryndis as they continue their studies at sea and travel to exotic locations around the world. A mysterious person alerts Cruz to impending danger while he and a few trusted pals explore ancient ruins in Petra, Jordan, and search for another piece of the puzzle his mother left behind. Worst of all, now his father has gone missing, which prompts Aunt Marisol, his number one protector, to leave the ship in search of him. Who is the new professor who takes her place? How does the new technology he introduces help or hurt Cruz's quest? Why is Nebula determined to stop Cruz before he turns 13? The clock is ticking as his first teen birthday draws near ... a milestone that will change his life forever, one way or another"--
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Add this copy of Explorer Academy: the Double Helix (Book 3) to cart. $1.26, good condition, Sold by ZBK Books rated 5.0 out of 5 stars, ships from Woodland Park, NJ, UNITED STATES, published 2019 by NatGeo Under the Stars.
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Seller's Description:
Used book in good and clean conditions. Pages and cover are intact. Limited notes marks and highlighting may be present. May show signs of normal shelf wear and bends on edges. Item may be missing CDs or access codes. May include library marks. Fast Shipping.
Add this copy of Explorer Academy: the Double Helix (Book 3) to cart. $2.29, very good condition, Sold by ThriftBooks-Dallas rated 5.0 out of 5 stars, ships from Dallas, TX, UNITED STATES, published 2019 by Natgeo Under the Stars.
Add this copy of Explorer Academy: the Double Helix (Book 3) to cart. $2.29, good condition, Sold by ThriftBooks-Atlanta rated 5.0 out of 5 stars, ships from Austell, GA, UNITED STATES, published 2019 by Natgeo Under the Stars.
Add this copy of Explorer Academy: the Double Helix (Book 3) to cart. $2.29, good condition, Sold by ThriftBooks-Dallas rated 5.0 out of 5 stars, ships from Dallas, TX, UNITED STATES, published 2019 by Natgeo Under the Stars.
Add this copy of Explorer Academy: the Double Helix (Book 3) to cart. $2.29, good condition, Sold by ThriftBooks-Baltimore rated 5.0 out of 5 stars, ships from Halethorpe, MD, UNITED STATES, published 2019 by Natgeo Under the Stars.
Add this copy of Explorer Academy: the Double Helix (Book 3) to cart. $2.29, fair condition, Sold by ThriftBooks-Atlanta rated 5.0 out of 5 stars, ships from Austell, GA, UNITED STATES, published 2019 by Natgeo Under the Stars.
Add this copy of Explorer Academy: the Double Helix (Book 3) to cart. $2.29, fair condition, Sold by ThriftBooks-Reno rated 5.0 out of 5 stars, ships from Reno, NV, UNITED STATES, published 2019 by Natgeo Under the Stars.
Add this copy of Explorer Academy: the Double Helix (Book 3) to cart. $2.29, fair condition, Sold by ThriftBooks-Baltimore rated 5.0 out of 5 stars, ships from Halethorpe, MD, UNITED STATES, published 2019 by Natgeo Under the Stars.
Add this copy of Explorer Academy: the Double Helix (Book 3) (Explorer to cart. $2.29, fair condition, Sold by Goodwill of Orange County rated 5.0 out of 5 stars, ships from Santa Ana, CA, UNITED STATES, published 2019 by Natgeo Under the Stars.
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Seller's Description:
Fair. This is a USED book, it is subject to external and interior wear including, underlining, highlighting, annotations, water damage, minor scuffs and tears. This is a donated book accepted as is. Stickers and sticker residue on the cover should be expected, as well as spine wear from use. There are NO codes or disc(s) included. All items ship Monday-Friday within 2-3 business days. Thank you for supporting Goodwill of OC.
Add this copy of Explorer Academy: the Double Helix (Book 3) to cart. $3.00, good condition, Sold by HPB-Red rated 5.0 out of 5 stars, ships from Dallas, TX, UNITED STATES, published 2019 by NatGeo Under the Stars.
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Seller's Description:
Good. Connecting readers with great books since 1972! Used textbooks may not include companion materials such as access codes, etc. May have some wear or limited writing/highlighting. We ship orders daily and Customer Service is our top priority!
