Click a thumbnail to see its larger version and description.
Rotate each half to scramble or return colours. The most difficult of the three versions.
The alternative version (image 4) is also known as Jentek 1.
The first version was made by Kelltek Plastics. They later changed their name into Go Images.
Size: 9 x 117 x 160 mm
Weight: 68 grams
Size: 13 x 122 x 165 mm
Weight: 30 grams
Thank you to the following people for their assistance in helping collect the information on this page: Oscar Rosen.
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