Schools in England are struggling to support the 1.1 million pupils with special needs or disabilities (SEND) in mainstream classrooms, a report says.
A survey of 1,100 school leaders found delays to assessments, insufficient budgets and cuts to local authorities were hampering the ability to cope.
The study by The Key, which provides leadership and management support to schools, calls for increased funding.
The government says it has increased funding for those with "high needs".
Department for Education (DfE) statistics published last…