Achievement: Solve a 3d problem
Solve a 3d problem
550 XP
Solve a 3d problem.
540 users completed this achievement.
Completed by 23lin34kl@mozmail.com, xBx,
Yahel Or, 
Peach Pichkhun, 
joo kim, SofikSolo, ben77, Goshi, Una, 
Элина Алагозова and more.
