175. In order to ensure that the quality of education is effectively increased, the State Party has made various efforts, including: (a) recruitment and retention of 37,698 teachers ; (b) improvement of books-pupil ratio for primary school pupils from 1:5 in 2012 to 1:4 in 2013; (c) providing and improving teachers’ incentives – including building of 212 teachers’ houses for year 2012/13 in 132 LGAs; (d) construction of 275 laboratories among them 131 completed in 132 Local government Authorities and ensuring that each District Council and every secondary school have a library; (e) introduction of assessment of reading, writing and arithmetic (3Rs) which is a pre request for further classes. This aims at transforming children from pre - primary to primary level one and two. It is expected that through the assessment lower level it will help to improve reading, writing and arithmetic. It is done in lower primary classes to measure learning outcome. The outcome of the assessment has enabled the State Party to develop and institute different interventions on early learning outcomes on 3Rs such as curriculum framework, teachercompetency framework and assessment frameworks; (f) in Zanzibar the State Party gazetted that all fees from primary and secondary education will be free from July 2015; and (g) Strengthening pre-service and in-service teachers’ training where by 2052 teachers were trained. (d) Leisure, recreation and cultural activities (Article 12) 176. The State Party has undertaken a number of measures to ensure that children in its jurisdiction do effectively realize their rights to leisure, recreation and participation in cultural activities. These measures include: (a) it has developed a curriculum that has included personal development and sports (PDS) as one of subjects taught in schools; (b) it has constructed two leisure centres at Kariakoo area inUnguja and Kibirizi are Chake Chake in Pemba based on the Child Protection and Strengthening of the Zanzibar Park initiatives; (c) theMOEVT has prepared Basic Minimum Standards for Pre-primary and Primary Schools to ensure recreation, leisure and participation of children in cultural activities (both public and private schools);and (d) the State Party, through the MOEVT, has continued to implement the following extracurricular activities aimed at enhancing children’s realisation of rights to recreation, leisure and participation in cultural activities: (i) organising UMISETA61/UMITASHUMTA62 sports competitions, which take place annually at the grassroots to the national levels; (ii) organising debate and academic competitions, particularly under the auspices of TAHOSA (Tanzania Heads of Schools Association); (iii) organising cultural festivals and study tours (e.g. TUSEME); (iv) convening and organising Science Clubs for Girls; 61 UMISETA stands for teh Swahili expression: Umoja wa Michezo ya Shule za Sekondari Tanzania (in English: National InterSecondary Schools Sports Competition). 62 UMITASHUMTA stands for teh Swahili expression: Umoja wa Michezo ya Shule za Msingi Tanzania (in English: National InterPrimary Schools Sports Competition). 49