Hattie: Visible Learning - Disasters and below average methods

What is the typical effect on achievement of reducing class size from 30 to 15?

• Decreases achievement

• No effect at all

• Dramatic improvement

• Average effect of about 0.20

What is the average effect size when comparing all educational strategies?

• 0.10

• 0.40

• 0.20

• 1.00

What percentage of things we do in education enhance achievement?

• About 50%

• 95 to 97%

• About 75%

• 100%

What is the effect size of retention on achievement?

• 0.40

• No effect

• 0.10

• -0.10

Why is reducing class sizes considered not effective enough?

• Teachers prefer larger classes

• It's compared to doing nothing

• It increases achievement by too much

• It's not compared to other educational strategies

What is the effect of homework in primary school?

• Dramatically positive

• Close to 0.10 to 0.00

• About 0.40

• Negative effect

What is a major finding about teacher subject matter knowledge?

• It's the most important factor

• It's slightly positive

• It doesn't matter under most conditions

• It has a negative effect

What is the effect of gender on achievement?

• Significantly favors girls

• Significantly favors boys

• No effect at all

• Slightly in favor of boys

What is the essence of good teaching according to the text?

• Large class sizes

• Clear learning intentions and success criteria

• Focusing on teacher's needs

• Ignoring peer interaction

Why is homework considered more effective when done at school?

• Students can focus better at home

• It involves group work

• It's supervised by teachers

• It's less challenging