advice for chair heights BS EN 1729
for children in foundation
Provide Sizemark 1 chairs.
for children in key stage 1
option one
  Provide Sizemark 2 chairs.
implications
  Small 5 year olds may find the chairs slightly too high.
option two
  Provide adjustable chairs which will cover at least the ranges of Sizemark 1 and Sizemark 2.
implications
  Adjustable furniture can be costly, but will provide the best fit to children.
Furniture must be easy and quick to adjust to avoid disruption to lessons.
Children will need to be trained in the use of such furniture.
It will require a degree of classroom management to ensure correct fit.
for children in key stage 2
option one
  Provide Sizemark 3 and Sizemark 4 chairs.
Assuming that the entire range group of 7 to 10 year olds use the classrooms equally, one third of chairs should be Sizemark 3 and two thirds should be Sizemark 4.
implications
  Purchasing furniture across three year groups will lead to a higher degree of mismatch, best fit must therefore be carefully monitored.
As each classroom will have two sizes of chairs, a degree of classroom management is required to ensure correct fit (ie children sit at the appropriate height chair)
Having a mixture of furniture can restrict the opportunity to vary class groupings for different subjects.
Monitoring must take place to ensure that the children continue to require small furniture throughout the year.
option two
  Provide adjustable chairs, which will cover at least the ranges of Sizemark 3 and Sizemark 4.
implications
  Adjustable furniture can be costly, but will provide the best fit to children.
Furniture must be easy and quick to adjust to avoid disruption to lessons.
Children will need to be trained in the use of such furniture.
It will require a degree of classroom management to ensure correct fit.
option three
  Provide Sizemark 3 chairs only.
implications
  Tall 9 year olds and most 10 year olds may find the chairs too low.
option four
  Provide Sizemark 4 chairs only.
implications
  Short 8 year olds and most 7 year olds may find the chairs too high.
for children at primary school
option one
  Provide Sizemark 2, Sizemark 3 and Sizemark 4 chairs.
Assuming that the entire range group of 5 to 11 year olds use the classrooms equally, one sixth of chairs should be Sizemark 2, two thirds should be Sizemark 3 and one sixth should be Sizemark 4.
implications
  Purchasing furniture across three year groups will lead to a higher degree of mismatch, best fit must therefore be carefully monitored.
As each classroom will have two sizes of chairs, a degree of classroom management is required to ensure correct fit (ie children sit at the appropriate height chair)
Having a mixture of furniture can restrict the opportunity to vary class groupings for different subjects.
Monitoring must take place to ensure that the children continue to require small furniture throughout the year.
option two
  Provide adjustable chairs, which will cover at least the ranges of Sizemark 2, Sizemark 3 and Sizemark 4.
implications
  Adjustable furniture can be costly, but will provide the best fit to children.
Furniture must be easy and quick to adjust to avoid disruption to lessons.
Children will need to be trained in the use of such furniture.
It will require a degree of classroom management to ensure correct fit.
option three
  Provide Sizemark 3 chairs only.
implications
  Short 6 year olds and five year olds may find chairs too high
Tall 9 year olds and 10 year olds may find chairs too low.
option four
  Ensure that Keystage 1 and Keystage 2 children do not use the same classrooms and provide chairs suitable for Keystage 1 and Keystage 2.
for children in key stage 3
option one
  Provide Sizemark 5 chairs only.
implications
  Tall 13 year olds may find chairs slightly too low.
option two
  Provide adjustable chairs, which will cover at least the ranges of Sizemark 4, Sizemark 5 and Sizemark 6.
implications
  Adjustable furniture can be costly, but will provide the best fit to children.
Furniture must be easy and quick to adjust to avoid disruption to lessons.
Children will need to be trained in the use of such furniture.
It will require a degree of classroom management to ensure correct fit.
for children in key stage 4
option one
  Provide Sizemark 6 chairs only.
implications
  Short 14 year olds may find chairs slightly too high.
option two
  Provide adjustable chairs, which will cover at least the ranges of Sizemark 5 and Sizemark 6.
implications
  Adjustable furniture can be costly, but will provide the best fit to children.
Furniture must be easy and quick to adjust to avoid disruption to lessons.
Children will need to be trained in the use of such furniture.
It will require a degree of classroom management to ensure correct fit.
for children at secondary school
option one
  Provide Sizemark 5 and Sizemark 6 chairs.
Assuming that the entire range group of 11 to 16 year olds use the classrooms equally, one third of chairs should be Sizemark 5 and two thirds should be Sizemark 6.
implications
  Purchasing furniture across three year groups will lead to a higher degree of mismatch, best fit must therefore be carefully monitored.
As each classroom will have two sizes of chairs, a degree of classroom management is required to ensure correct fit (ie children sit at the appropriate height chair)
Having a mixture of furniture can restrict the opportunity to vary class groupings for different subjects.
Monitoring must take place to ensure that the children continue to require small furniture throughout the year.
option two
  Provide adjustable chairs, which will cover at least the ranges of Sizemark 5 and Sizemark 6.
implications
  Adjustable furniture can be costly, but will provide the best fit to children.
Furniture must be easy and quick to adjust to avoid disruption to lessons.
Children will need to be trained in the use of such furniture.
It will require a degree of classroom management to ensure correct fit.
option three
  Provide Sizemark 5 chairs only.
implications
  Tall 14 and 15 year olds may find chairs too low.
option four
  Provide Sizemark 6 chairs only.
implications
  Short 12 year olds and 11 year olds may find chairs too high.
for children in post 16 educational institutions
option one
  Provide Sizemark 6 chairs only.
implications
  Very short children may find chairs slightly high low and very tall children may find chairs slightly too low.
option two
  Provide adjustable chairs, which will cover at least the ranges of Sizemark 6 and Sizemark 7.
implications
  Adjustable furniture can be costly, but will provide the best fit to children.
Furniture must be easy and quick to adjust to avoid disruption to lessons.
Children will need to be trained in the use of such furniture.
It will require a degree of classroom management to ensure correct fit.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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