Saint-Nazaire, 1962. The Meridian network encrypts every message it sends \u2014 mirror alphabet, shifts, symbols and Morse code. Nine intercepted messages point to an operation that must be stopped. This printable digital exercise workbook is built like a real case file: a situation to analyse, evidence to use and ten challenges that draw on all the information provided. Nothing is decorative \u2014 every exercise contributes to the progression of the file.<\/p>\n
Inside:<\/strong> reversed alphabets, Caesar shifts, numbered alphabets, symbol substitution, hidden acrostic messages, grid transposition and Morse code. The challenges are scored out of 100 points<\/strong>, with difficulty shown in stars (\u2605\u2606\u2606 accessible, \u2605\u2605\u2606 challenging, \u2605\u2605\u2605 demanding), and an optional timer<\/strong> for each exercise. A final report page lets you total your score and see your result.<\/p>\n Skills trained:<\/strong> logic and pattern recognition. A detailed answer key is included<\/strong> at the end of the workbook \u2014 answers are explained, not simply listed.<\/p>\n Designed for adults:<\/strong> adult tone, clean layout and no childish illustrations. Approximate duration: about 90 min.<\/p>\n Format:<\/strong> high-definition PDF, A4, 19 pages, ready to print at home. 100% digital product \u2014 download available immediately after purchase<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":" Printable digital exercise workbook (A4 PDF, 19 pages). \u201cSecret Code\u201d \u2014 Saint-Nazaire, 1962. The Meridian network encrypts every message it sends \u2014 mirror alphabet, shifts, symbols and Morse code. Nine intercepted messages point to an operation that must be stopped. Ten challenges scored out of 100, difficulty shown with stars, optional timer and detailed answer key included. Designed for adults \u2014 an immersive, grown-up tone with no childish presentation.<\/p>\n","protected":false},"featured_media":760235,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[5212],"product_tag":[5213,3167,5215,5026,5217,5214,5218],"class_list":["post-760280","product","type-product","status-publish","has-post-thumbnail","product_cat-the-clint-files","product_tag-adults","product_tag-brain-training","product_tag-clint","product_tag-codes","product_tag-encryption","product_tag-exercise-workbook","product_tag-secret-code","first","instock","downloadable","virtual","taxable","purchasable","product-type-simple"],"yoast_head":"\n