|
A poor attempt at making a Pythagorean Cup
|
aval5
|
5 (1 vote)
|
452
|
3
|
2017/04/29 06:12:43
|
|
Retractable nose landing gear
|
aval5
|
5 (1 vote)
|
322
|
0
|
2016/10/22 08:04:09
|
|
rotary pump
|
aval5
|
5 (1 vote)
|
2906
|
0
|
2013/06/14 05:39:15
|
|
how a hydroelectric dam works and how it distributes power
|
aval5
|
5 (1 vote)
|
937
|
0
|
2013/06/14 04:58:43
|
|
my first water engine
|
aval5
|
5 (1 vote)
|
1224
|
0
|
2012/11/25 04:56:03
|
|
submarine missle tube testing
|
aval5
|
5 (1 vote)
|
2084
|
1
|
2012/11/23 04:49:23
|
|
my second tank!
|
aval5
|
5 (1 vote)
|
755
|
1
|
2012/11/22 02:55:17
|
|
How a submarine sinks and floats
|
aval5
|
5 (1 vote)
|
2859
|
3
|
2012/11/22 02:13:41
|
|
my first tank
|
aval5
|
5 (1 vote)
|
711
|
0
|
2012/11/20 19:15:17
|
|
howitzer
|
aval5
|
4.5 (2 votes)
|
1404
|
1
|
2012/11/20 15:54:37
|
