LEADER 00000pam  2200373 i 4500 
003    DLC 
005    20200629181136.0 
008    180423s2019    nyua   j b    001 0 eng c 
010    2018011662 
020    9781681195148|q(hardcover) 
040    NJQ/DLC|beng|erda|cNJQ|dDLC|dNvReBT|dUtOrBLW 
042    pcc 
082 04 652/.8|223 
092    |fJ|a652.8|bSCH 
100 1  Schwartz, Ella,|d1974-|eauthor. 
245 10 Can you crack the code? :|ba fascinating history of 
       ciphers and cryptography /|cElla Schwartz ; illustrated by
       Lily Williams. 
264  1 New York :|bBloomsbury,|c[2019] 
300    118 pages :|billustrations ;|c27 cm 
336    text|2rdacontent 
337    unmediated|2rdamedia 
338    volume|2rdacarrier 
500    Ages 8-12. 
500    Grades 4 to 6. 
504    Includes bibliographical references (pages [107]-111) and 
       index. 
520    "Codes can carry big secrets! Throughout history, lots of 
       good guys and lots of bad guys have used codes to keep 
       their messages under wraps. This fun and flippable 
       nonfiction features stories of hidden treasures, war-time 
       maneuverings, and contemporary hacking as well as 
       explaining the mechanics behind the codes in accessible 
       and kid friendly forms. Sidebars call out activities that 
       invite the reader to try their own hand at cracking and 
       crafting their own secret messages. This is the launch of 
       an exciting new series that invites readers into a STEM 
       topic through compelling historical anecdotes, scientific 
       backup, and DIY projects."--|cProvided by publisher. 
521 1  Ages 8-12. 
521 2  Grades 4 to 6. 
650  0 Ciphers|vJuvenile literature. 
650  0 Ciphers|xHistory|vJuvenile literature. 
650  0 Cryptography|vJuvenile literature. 
650  0 Cryptography|xHistory|vJuvenile literature. 
700 1  Williams, Lily,|eillustrator.