["thinkin_things_collection.sit"][1] contains a pre-installed archive.

["thinkn_things_1.sit"][2] contains the disk images.

[Thinkin' Things Collect'n 1.sit][3] (Full CD-ROM version)

A note about the downloads available from above:

 * Second download (thinkinthingcollectn1.sit) contains an image that
   presents as a hybrid, but both Mac and PC partitions contain the
   same Mac files.
 * Third download (TTC1.iso.sit) contains a proper hybrid Mac/PC disc
   image with a Mac executable in the Mac partition and a Win
   executable in the PC partition.
 * Fourth download contains a hybrid Mac/PC disc image of the French
   version, entitled Les Ani'Malins num�ro 1
 * Fifth download contains a hybrid Mac/PC disc image of the Finnish
   version, entitled Oivalluksia 1

From the original box:

> Good thinkers learn quickly, adapt to change easily and can
> accomplish amazing things. That's why the early learning experts at
> Edmark created Thinkn' Things. Six thought-provoking activities
> build problem solving, creativity, critical thinking and memory
> skills that will give your child a solid foundation for a lifetime
> of successful learning.

Also in this series: [Collection 2][4], [Collection 3][5], [All Around
FrippleTown][6], [Galactic Brain Benders][7], [Sky Island
Mysteries][8], [Toony the Loon's Lagoon][9]

Compatibility
Architecture: 68k PPC x86 (Windows)

Requires:

 * Color Macintosh (Requires at least 16 colors, one module, Flying
   Spheres, requires 256 colors)
 * High-density floppy drive to install
 * Mac OS 6.0.7 or higher
 * 4 MB RAM (5 MB required for Mac OS 7.5)
 * Hard disk with 6 MB free

  [1]: http://www.mediafire.com/?cu2f29fbqtwvsyz
  [2]: http://www.mediafire.com/file/544vly1q7qd6i4o/Thinkn%27%20Things%201.sit
  [3]: http://www.mediafire.com/download.php?l5pf2mz0d5jj1n0
  [4]: http://macintoshgarden.org/games/thinkin-things-collection-2
  [5]: http://macintoshgarden.org/games/thinkin-things-collection-3
  [6]: http://macintoshgarden.org/games/all-around-frippletown
  [7]: http://macintoshgarden.org/games/thinkin-things-galactic-brain-benders
  [8]: http://macintoshgarden.org/games/thinkin-things-sky-island-mysteries
  [9]: http://macintoshgarden.org/games/thinkin-things-toony-the-loons-lagoon