Patent ID: 7128433

Claim:
A booklet comprising: a top cover and a bottom cover, said top and bottom covers each including an inner face, and said top and bottom covers hinged together along a common binding for allowing movement of said top and bottom covers between an open position, wherein said inner faces of said top and bottom covers are visibly exposed, and a closed position wherein said top cover is positioned in overlying relation to said bottom cover to conceal said inner faces; said inner face of said bottom cover being structured and disposed for holding a sheet substrate thereon; an electronic calculator attached to said booklet; a light emitting device structured and disposed to direct light onto the sheet substrate; a transparent sheet between said top and bottom covers, and said transparent sheet being structured and disposed for magnifying images viewed through said transparent sheet including images appearing on said sheet substrate; and a plurality of signaling lamps of multiple colors position and disposed to be visible when said top and bottom covers are in said closed position.