<s>
Creatorverse	B-Application
was	O
a	O
physics-based	O
sandbox	O
creation	O
game	O
for	O
the	O
Apple	B-Operating_System
iOS	I-Operating_System
,	O
Android	B-Application
,	O
Kindle	B-Application
Fire	I-Application
,	O
and	O
Kindle	B-Application
Fire	I-Application
HD	I-Application
that	O
was	O
released	O
in	O
2012	O
.	O
</s>
<s>
Creatorverse	B-Application
gained	O
notoriety	O
in	O
the	O
gaming	O
press	O
as	O
the	O
first	O
tablet	B-Device
app	B-Application
released	O
by	O
San	O
Francisco-based	O
Linden	O
Lab	O
,	O
which	O
had	O
previously	O
been	O
known	O
primarily	O
as	O
the	O
creator	O
of	O
the	O
online	O
virtual	B-Application
world	I-Application
Second	B-Application
Life	I-Application
.	O
</s>
<s>
Creatorverse	B-Application
was	O
primarily	O
focused	O
on	O
creativity	O
and	O
building	O
.	O
</s>
<s>
The	O
creator	O
uses	O
the	O
tablet	B-Device
’s	O
touch	B-Device
screen	I-Device
to	O
create	O
designs	O
that	O
could	O
then	O
be	O
animated	O
and	O
set	O
into	O
motion	O
using	O
various	O
physics-based	O
properties	O
and	O
attributes	O
(	O
such	O
as	O
friction	O
,	O
speed	O
and	O
force	O
)	O
.	O
</s>
<s>
Inspiration	O
for	O
Creatorverse	B-Application
,	O
including	O
the	O
logo	O
,	O
originated	O
from	O
the	O
popular	O
device	O
Newton	O
's	O
cradle	O
,	O
which	O
demonstrates	O
conservation	O
of	O
momentum	O
and	O
energy	O
via	O
a	O
series	O
of	O
swinging	O
spheres	O
.	O
</s>
