Professor Gail Gillon said screentime, time-poor households and poverty are to blame.
"We probably need to be a little concerned."
Documents have revealed the Ministry of Education was obstructive and misleading.
The Teaching Council has been informed of the allegations by the school board.
"As a student, there's a couple of things we have to think about."
Nearly two-thirds of the 41,800 returned Kiwis stated their occupation - 800 of which were teachers.
The documents said the plan could save millions by avoiding or deferring construction of new classrooms.
Hundreds of primary school principals want to break from NZEI and start a new union.
The files include posts about body issues, relationships and masturbation.
The plane ticket here also comes with a $3000 bill for their compulsory stay in an isolation hotel.
The first group is expected to arrive next month.
"Drugs and alcohol are often more important in a household than bread and butter."
It claims Kiwi kids' declining success is down to a focus on the "flawed philosophy" of "child-centred learning".
Up to 100 science jobs at Massey University could be slashed in efforts to cut costs.
On Monday, two other men were able to be identified.
The scheme paid some schools if they agreed not to ask parents for donations.
"Inaccurate, offensive and threatening comments" have led to a boy being blamed for the death.
Seven men so far have been arrested and charged in the alleged historical abuse investigation.
The family desperately wants their daughter to remain with them in Nelson.
They say the company has failed to inform them of the changes it made to prevent a repeat tragedy.