Approximate (facultative) name of icon:

1.	school
2.	home
3.	school bus
4.	alarm clock, clock
5.	book
6.	list, schedule, opened book
7.	monitor off
8.	monitor on
9.	calendar, schedule
10.	calculator
11.	geometry
12.	language, alphabet
13.	mathematics
14.	chemistry
15.	sport
16.	music
17.	geography
18.	drawing, mechanical drawing
19.	edit / pencil
20.	notebook
21.	edit / pen
22.	certificate
23.	badge / prize 3
24.	badge / prize 2
25.	badge / prize 1
26.	favorite / rating high
27.	favorite / rating 
28.	favorite / rating lowstar
29.	checkboard
30.	books
31.	pupil, boy
32.	pupil, girl
33.	todo list, schedule
34.	ruler
35.	vacation, holliday
36.	computer, desk
37.	pre-conscription training, army training
38.	drawing
39.	drawing brush
40.	pupils / id
41.	A mark
42.	B mark
43.	C mark
44.	D mark
45.	E mark
46.	A+ mark
47.	B+ mark
48.	C+ mark
49.	D+ mark
50.	E+ mark
51.	A- mark
52.	B- mark
53.	C- mark
54.	D- mark
55.	E- mark
56.	1 mark
57.	2 mark
58.	3 mark
59.	4 mark
60.	5 mark
61.	1+ mark
62.	2+ mark
63.	3+ mark
64.	4+ mark
65.	5+ mark
66.	1- mark
67.	2- mark
68.	3- mark
69.	4- mark
70.	5- mark