1(hopefully just) easy pulleys
2two circuits
3felling trees
4the nearest asteroid
5unstable
6safe power
7the ink-blooded prince
8slowed down train
9we pump oil
10homogeneous air
11our old clock
12cough cough
13uneven illumination
14autumn in a train
15the power of a waterfall
16burning coal
17heat and phases
18boiling
19internal resistance
20raft voyage
21mysterious ball
22illuminated
23a ball
24a traveler’s problem
25a different parallel-plate capacitor
26oscillating hoop
27oscillating
28lego and dice 1.0
29lego and dice 2.0
30impact accelerator
31jump on!
32disgusting piston
334D scouring pad
34levitation by firearm
35burning phosphorus
36mixed current
37stopping a train
38solar cube
39optimal direction
40watch out, Danka is throwing
41laser at a dormitory
42pyramid
43pole dance
44a fall into the unknown
45spring of knowledge
46an incredible space battle
47rotational pump
48ideal centrifuge
49falling impulse
50a problem with potential
51another problem with potential
52M.1: at the train station
53M.2: at the airport
54M.3: under the ground
55M.4: in the shopping mall
56E.1: statistical 1 - intro
57E.2: statistical 2 - basics
58E.3: statistical 3 - the quantum way
59E.4: statistical 4 - the second quantum one
60X.1: the strongman and the weight
61X.2: (not) breathing
62X.3: the pressure of a ballerina
63X.4: saliva