The CD contains two short songs. Twinkle, Twinkle Little Star & Happy Birthday and four songs that have multiple verses. The Ants Go Marching, Old McDonald, The Wheels on the Bus, and The Green Grass Grows All Around. As the songs are sung, Paws the dog signs, and graphics convey the lyrics, as well as information about the notes and volume. The songs can be viewed with signs in English word order or in ASL, along with the explanation of the meaning of the song. Minimum Install Requirements: Windows 98 SE, Pentium III or equivalent processor, 128 MB RAM, 1 MB of Hard Drive space, 16x speed CD-ROM Drive. Full Install Requirements: Windows 98 SE, Pentium III or equivalent processor, 128 MB RAM, 470 MB of Hard Drive space, 1x speed CD-ROM Drive.