1rotating a force
2five-second rule
3game of tag
4changing the transmission lines
5swimming problem
6slide
7Jarda’s problems
8irresistibly attractive
9flying droplets
10stealing with a spring
11radiocarbon dating
12curious cyclist
13carrying a box
14divider No.1
15steel sphere floats
16modified solar system
17pulleys with elastic rope
18falling clothes horse
19acoustic speedometer
20the Synchrotron in Grenoble
21maximal pétanque
22taxidermy of a cylinder
23rats on rats
24postmodern art
25ice in a cube
26When will I be there?
27insidious horn
28incorrect voltage
29banded archerfish
30digging up
31echoooooooooooo
32maximal activity I
33immersing
34frog on a water lily
35relativistic star
36billiard
37impedance spectroscopy
38small hole in the water balloon
39changing of our star
40top of the class
41pressure difference
42fireworks
43electron collision
44we want to breathe on Everest
45a lake on a mirror reloaded
46coin funnel
47a point jumps over a cuboid
48oscillating lens
49epic fail
50intermittent voltage
51Van Allenovi is just bright
52flying mud
53maximal activity II
54Mišo is shooting
55Red Wednesday
56pumping water using water
57a beer problem
58K.1: the pendulum swings back. . .
59K.2: . . . and forth. . .
60K.3: . . . and back. . .
61K.4: . . . and forth, over and over again
62T.1: inflating a balloon
63T.2: we are cooling down the balloon
64T.3: our balloon has flown away
65T.4: connecting balloons
66M.1: tram
67M.2: the tram reloaded
68M.3: parallel tracks
69M.4: turboflies’ troubles