This collection started growing back in 2008 with a 4x4 that I got for Christmas. It grew from there to around 50 items as of 2 weeks ago (March 2010). Then I traveled to Hong Kong and acquired close to 100 new items for the collection, bringing it to its present total of approximately 150 items.
2X2X2
4X4X4
Rubik's Revenge (ITC)
Quantity: 1
Follow up to the Rubik's cube, as shown by its name.
Produced in 1982 and 1983 by Ideal Toy Corporation in Korea, Macau and Hong Kong.
5X5X5
OTHER EIGHT-SIDED
Star Trap
Quantity: 1
A jumbling only puzzle which fills a missing slot in the series of face turning tetragonal trapezohedrons between the Crystal Trap and the jumble Trap.
FOUR
Pyramorphix
Quantity: 1
A 2x2x2 in shape of a tetrahedron.