Here are the top ten scores for each test.

   LSHR: (22.5), (19.5), (19), (18), (15), (14.5), (14), (14), (14), (13.5)
   LSHR Light: (23), (22), (22), (21), (20), (20), (19), (19), (19), (19), (19)
   Numerus: (22), (21), (20), (17.5), (17), (17), (16.5), (16), (16), (15.5)
   Numerus Light: (29), (29), (29), (28), (28), (27), (27), (27), (27), (27), (27)
   Triplex: (23), (22), (21), (21), (20), (20), (19), (18), (17), (17)
   Einplex: (27), (26), (26), (25), (25), (24), (24), (24), (23), (23), (23), (23), (23)

   Second attempt average improvement: 6%

   Click here for deep analysis of tests' quality.

   Here are the numbers of solved items on my tests. Numerus and Numerus Light are completely solved, the others are close to.

IQ test
after 10 testees
after 20 testees
after 30 testees
after 40 testees
after 50 testees
after 60 testees
LSHR
26
28
28
28
LSHR Light
26
27
28
28
Numerus
28
28
28
30
-
-
Numerus Light
28
30
-
-
-
-
Triplex
28
29
Einplex
27
28
29

   Here are the numbers of solved items by at least two testees. Numerus Light is completely solved in this way too.

IQ test
after 10 testees
after 20 testees
after 30 testees
after 40 testees
after 50 testees
after 60 testees
LSHR
22
24
28
28
LSHR Light
21
27
28
28
Numerus
25
26
27
27
28
-
Numerus Light
28
30
-
-
-
-
Triplex
26
27
Einplex
27
27
29