Top Secret Decoder

The mysterious and marvelous mind-stretching CD-ROM for creating and
cracking secret codes!

Top Secret Decoder is the first CD-ROM product that teaches kids how
to encode and decode messages from the computer, then share the
amazing results with friends. Packed with code-making tools and
techniques, wacky sound effects, spectacular printing features, and
decoding challenges, Top Secret Decoder provides an excellent way for
kids ages 8-12 to develop and hone critical thinking skills.

Compatibility
Architecture: 68k PPC x86 (Windows)