TY  - BOOK
AU  - Trueit,Trudi Strain
TI  - The double helix
T2  - Explorer Academy
SN  - 9781426334580
PY  - 2019///]
CY  - Washington, D.C., U.S.A.
PB  - National Geographic
KW  - Ciphers
KW  - Fiction
KW  - Mystery and detective stories
KW  - Explorers
KW  - Juvenile fiction
KW  - Boarding schools
KW  - Schools
KW  - Code and cipher stories
KW  - Action and adventure fiction
KW  - lcgft
KW  - Detective and mystery fiction
N1  - "Under the stars."
N2  - As Cruz and his friends continue to search for the third piece of the cipher, a mysterious message arrives suggesting that someone close to him is working for Nebula, leaving Cruz unsure of who he can trust
ER  -