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4
votes
1answer
317 views

Can you generally learn any skill, noticeably well, with 20 hours practice? [closed]

I recently watch Josh Kaufman's TEDxCSU talk about his new book, The First 20 Hours. Although his idea sounds reasonable, I coudn't find any mention of scientific research to back it up. I know some ...
4
votes
0answers
156 views

Can ultrasound be passed over the skin to be heard by the ear?

The company Skinlearning claims (in German), that one can learn "over the skin" with their uSonic device. Their site says: So k├Ânnen Sie Ihren Lernstoff permanent wiederholen und damit in Ihrem ...
2
votes
1answer
225 views

Does “learning by teaching” have a 90% retention rate?

Studies that claims "learning by teaching" has a 90% retention rate cites a study published by "National Training Laboratories, Behel, Maine". However, that study is not available anywhere to confirm ...
6
votes
0answers
209 views

Can sighted people learn to read braille by touch at a level comparable to blind individuals?

I've been told by a friend who works at a school for the blind that no sighted person has ever learned to read braille by touch at the level that is comparable to a literate blind person. Is this ...
3
votes
0answers
181 views

Is active recall testing more effective than passive study?

A claim made by Anki is that: Research has shown that active recall testing is far more effective at building strong memories than passive study. Definitions (from Anki): Active recall ...
2
votes
0answers
100 views

Does notetaking that does not involve writting by hand help remeber information? [closed]

I've often heard that taking notes helps remember information, even if you don't read it again. Here's an article that sites studies that supports this. For this to happen must the note taking be done ...
11
votes
1answer
867 views

Does language acquisition become more difficult after a “critical period” linked to age?

The critical period hypothesis (from Wikipedia): The critical period hypothesis is the subject of a long-standing debate in linguistics and language acquisition over the extent to which the ...
15
votes
1answer
3k views

Is Polish the hardest language to learn?

I've recently been to Poland and I've heard the claim that Polish is the hardest language to learn. I've found this claim repeated again today, for example on this blog post: The hardest language ...
13
votes
3answers
759 views

Is Khan Academy effective at teaching?

For a research project I've decided to look at the merits of teaching through video compared to teaching through the medium of a lecture. This lead me to Khan Academy, a website launched in 2006 with ...
15
votes
3answers
1k views

Are 10,000 hours of practice necessary to gain true expertise in a subject?

It's an often repeated internet certainty that, to be truly good at something, you need to practice for 10,000 hours. As far as I have been able to ascertain, this theory (or hypothesis?) gained ...
11
votes
1answer
974 views

Can jet lag give you permanent memory and learning problems?

A recent article on Cracked.com, 5 Things You Won't Believe Are Making You Dumber, claims "jet lag gives you permanent memory and learning problems" and cited several studies. But when you look at the ...
10
votes
0answers
462 views

Has hypnopaedia been proven to work? To what extent?

The idea of learning during sleep, say by listening to a recorded class, can be tempting to make a good use of roughly a third of the day. Has it ever worked though? If so what is the most efficient ...
4
votes
0answers
170 views

Does raising grading standards improve learning?

A Law College is proposing to raise the required grade average from 5/10 to 7/10 to graduate, claiming that it's going to improve the students overall performance. Are there any studies to support ...
20
votes
2answers
2k views

Does learning immediately before going to sleep increase the effect?

I have read now several times as a "secret tip" that learning directly before going to sleep significantly increases the effectiveness of learning, probably the long-term memory when, for example, ...
9
votes
0answers
1k views

Is studying while sick bad for your brain?

The New Straits Times reported: Working unduly hard or studying while sick may lead to a decrease in effectiveness of the brain as well as damaging it. P-Healthcare blog reports one of the "Top ...
5
votes
2answers
761 views

Does moderate exercise improve learning ability?

Heavy exercise temporarily depletes glycogen, a short term energy store, from the brain (after doing so from the muscles and liver). However, light exercise has a positive effect on learning ability. ...
15
votes
1answer
3k views

Is passive listening useless when learning a language?

In an article on the blog Fluent in Three Months is a claim that listening to hours of a foreign language without really concentrating on it is "barely better than nothing". The shocking truth is ...
5
votes
3answers
4k views

Is listening to music while studying distracting?

When I was at school, the teachers always forbade us from using our mp3s, and we weren't allowed to listen to any music while in class. The reason being that it seems the music would distract us, that ...
16
votes
1answer
1k views

Is it harder for adults to learn new skills?

We all have learned our mother's tongue with much more ease than we learn any additional language, and I am always amazed at how effortlessly little kids seem to pick up sports and skills. Has there ...
11
votes
1answer
779 views

Are there auditory, visual and kinesthetic learners?

It's a common advice to find out whether a child is a auditory, visual or a kinesthetic learner. For some, auditory input is most valuable; others rely upon a visual style. Still others learn ...
24
votes
4answers
967 views

Can toddlers learn sign language?

The other day came across a commercial of a 'course for sign language' for infants and toddlers. I was a bit sceptical from the start and my suspicions only rose, then I discovered that there is what ...