<s>
The	B-Application
Powder	I-Application
Toy	I-Application
is	O
a	O
falling-sand	B-Language
game	I-Language
originally	O
created	O
by	O
Stanislaw	O
K	O
.	O
Skowronek	O
(	O
also	O
known	O
as	O
Skylark	O
)	O
.	O
</s>
<s>
It	O
is	O
now	O
developed	O
and	O
maintained	O
by	O
LBPHacker	O
along	O
with	O
various	O
other	O
contributors	O
on	O
GitHub	B-Application
.	O
</s>
<s>
The	B-Application
Powder	I-Application
Toy	I-Application
is	O
free	B-License
and	I-License
open-source	I-License
software	I-License
licensed	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
version	O
3.0	O
.	O
</s>
<s>
The	B-Application
Powder	I-Application
Toy	I-Application
,	O
like	O
most	O
falling	B-Language
sand	I-Language
games	I-Language
,	O
is	O
a	O
sandbox	O
video	O
game	O
that	O
allows	O
users	O
to	O
create	O
things	O
in-game	O
to	O
share	O
with	O
others	O
.	O
</s>
<s>
It	O
is	O
also	O
possible	O
to	O
create	O
new	O
content	O
for	O
the	O
game	O
by	O
using	O
Lua	B-Language
to	O
create	O
new	O
elements	O
,	O
tools	O
,	O
and	O
content	O
.	O
</s>
<s>
edgalaxy.com	O
called	O
The	B-Application
Powder	I-Application
Toy	I-Application
a	O
"	O
great	O
science	O
game	O
"	O
for	O
its	O
potential	O
use	O
as	O
a	O
learning	O
aid	O
through	O
its	O
accurate	O
portrayal	O
of	O
physics	O
,	O
chemical	O
reactions	O
and	O
more	O
.	O
</s>
