Hopper, R.J. (2008) Excluded and challenging but able to learn. Horizons. Institute for Outdoor Learning. Issue 44.

Further ideas about how to enable all children to learn outside the classroom.

Hopper, R.J. (2011) Teaching skills as a core part of a school curriculum. Horizons. Institute for Outdoor Learning. Issue 58.

A skills approach for outdoor learning for children with special educational needs.

Mesibov, G., Shea, V. and Schopler, E. (2005) The TEACCH Approach to Autism Spectrum Disorders. New York, NY: Plenum Publishers.

Details of how structure can help children on the autistic spectrum cope with learning situations.

Waite, S., Wickett, K. and Huggins, V. (2014) Risky outdoor play: Embracing uncertainty in pursuit of learning. In Maynard, T. and Waters J. (eds) Outdoor Play in the Early Years. Open University Press, pp.71–85.

Helps to consider the possible loss of benefits when considering risks in taking children outside.