Tantrix Games 1991.
(mesh bag and 10 plastic hexagonal pieces, 1.8 inches point to point)
ten hexagonal tiles
(numbered 1 through 10 on the backs)
can be arranged in patterns,
the highest level challenge being to make a loop of a given color
(and matching edges of all adjacent tiles)
or to make a pyramid with a continuous line through it.
Four colors are used
(as compared to three with Tantrix Discovery).
Here are solutions presented on
for blue and red loops,
a blue pyramid, and three red pyramids (the color white here is yellow there):
Tantrix Home Page,
Tantrix Extreme Directions