<s>
DragonBox	B-Application
is	O
an	O
educational	O
game	O
series	O
developed	O
and	O
published	O
by	O
WeWantToKnow	O
AS	O
,	O
a	O
Norwegian	O
studio	O
.	O
</s>
<s>
DragonBox	B-Application
Algebra	O
was	O
released	O
on	O
May	O
9	O
,	O
2012	O
for	O
iOS	B-Application
.	O
</s>
<s>
The	O
game	O
won	O
a	O
2016	O
Games	B-Application
For	I-Application
Change	I-Application
award	O
for	O
"	O
Best	O
Learning	O
Game	O
"	O
,	O
and	O
received	O
positive	O
reception	O
from	O
critics	O
,	O
who	O
praised	O
the	O
efficacy	O
of	O
the	O
app	O
.	O
</s>
<s>
The	O
game	O
was	O
programmed	O
by	O
Zoran	O
Popovic	O
,	O
a	O
computer	O
scientist	O
who	O
also	O
created	O
the	O
video	O
game	O
Foldit	B-Language
.	O
</s>
