Dr. Cool - Science Toy Series
24 CARDS / INNER , 96 CARDS / CTN / 2.7
36 CARDS / INNER , 144 CARDS / CTN / 2.1
36 CARDS / INNER , 144 CARDS / CTN / 2.4
48 CARDS / INNER , 96 CARDS / CTN / 2.2
48 CARDS / INNER , 96 CARDS / CTN / 2.2
48 CARDS / INNER , 96 CARDS / CTN / 3.0
36 CARDS / INNER , 144 CARDS / CTN / 3.6
48 CARDS / INNER , 96 CARDS / CTN /1.2