now?â
Cody smiled. âNo reason. Just thinking about everything. You know, we never did figure out who drew that last picture in the classroom. Or what it meant.â
âI guess weâll have to wait until Monday for the answer,â Luke said.
âYeah, but what if Stad doesnât know either?â Quinn added. âAnd what if the person who did it never confesses?â
Cody nodded thoughtfully. âSteganography iswhat started all of thisâand that assignment to draw those pictures with hidden messages inside.â
âIn a way, steganography is what led us to discover the fake Eye of Horus,â Luke said. âThe Eye was hidden right in front of our eyes. We just didnât see it at first.â
âWell, I love learning Egyptian hieroglyphs,â M.E. said. âItâs weird that people first thought they were just drawings of birds and hooks and things, but after that guy cracked the code, those symbols turned out to be letters and words.â
âYeah, hieroglyphs are cool,â Cody said, sketching the Eye of Horus in her Code Busters notebook. âWe need to use them more when we send secret messages. And steganography, too.â
âExcept that everyone in class has a decoder card for hieroglyphs, so our messages wonât be very secret,â M.E. said, staring at Codyâs drawing. Cody used a ruler as she sketched each part of the Eye. When she was done, she labeled the sections with fractions.
âWhatâs that for?â M.E. asked.
âNothing special,â Cody said. âI just think itâs cool how you can use the Eye to measure stuff if you donât have a ruler,â Cody said. âEach part measures part of an inchâone-half, one-fourth, one-eighth. Even measurements were hidden in the Eye.â
âThat Eye of Horus is full of mystery,â M.E. said. âAnd so was Ms. Cassatt.â
âDude, Iâm glad we figured out what she was doing with that Eye,â Luke said. âOtherwise, the fake one might never have been discovered.â
âDid Ms. Cassatt really think she wouldnât get caught?â M.E. asked.
âSeriously!â Luke said. âShe even wore the fake in plain sight. Still, she fooled a lot of people.â
âWell,â Quinn said, âwe learned other ways to send secret messages, too, like knitting Morse codewith yarn and writing sentences with iâs and tâs for dots and dashes.â
âOr shaving your head and tattooing a message,â Luke added, then he readjusted his Saints cap. âDude, no way am I shaving my head just to send a code.â
Cody laughed.
âAnd we learned about hidden symbols on money,â Quinn said. He took out a five-dollar bill and held it up to the light. âThereâs the watermark and the security thread. I guess this one isnât counterfeit.â
The kids smiled.
âMy favorite code is still hieroglyphs,â Cody said. âThere are so many ways you can use them to send messages. Maybe we should invent our own style of glyphs.â
âGreat idea,â M.E. said. âLike, the letter
a
could be a drawing of an apple or an airplane.
B
could be a ball or a bat.
C
could be a cat or a crown.â
âSure,â Cody said, âthose are all pretty easy to draw. Or we could just use symbols from the computer. That way, we could send secret computer messages.â
Quinn got out his Code Busters notebook and a pencil. âLetâs get to work. Weâve got some Code Buster glyphs to create!â
When the four kids returned to school on Monday, they had completed their own glyph code using computer keyboard symbols and had e-mailed each other secret messages.
M.E. had written:
Luke had sent:
Quinn had typed:
And Cody had e-mailed:
Code Busterâs Key and Solution found on this page , this page .
Theyâd also printed out some coded messages and hidden them in
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