Samuti peab õpetaja tagama turvalisuse ja ohutuse. Õpetaja on see, kelle eestvedamisel saab luua just sellise mängukeskkonna, mis oleks huvitav ning pakuks lastele avastamisrõõmu ja toetaks tema arengut. 9 ALLIKAD Casey, T. (2003). Environments for Play. [ 17.04.2013]. http://www.playscotland.org/wp- content/uploads/assets/Documents/Environmentsforplay.doc. Gordon Biddle, K. A., Gracia-Nevarez, A., Roundtree Henderson, W. J., Valero-Kerrick, A. (2013). Early Childhood Education: Becoming a Professional. (Chapter 10). California: SAGE Publications. Natural Learning Initiative. (2012). Adding Value to Early Childhood Outdoor Play and Learning Environments: The Top Ten Activity Settings. [15.04.2016]. https://naturalearning.org/sites/default/files/Top%20Ten%20Activity%20Settings_InfoS heet.pdf Ugaste, A. & Tuul, M. (2010). Lapse mängu juhendamine. Rmt. M. Mäng & T
9 B #166 Caterpillar United States $78 B #167 Aetna United States $59.2 B #168 Royal Bank of Scotland United Kingdom $1,036 B #169 China Communications Construc China $135.6 B #170 McKesson United States $64.2 B #171 Aviva United Kingdom $580.6 B #172 Express Scripts United States $53.4 B #173 Valero Energy United States $49.4 B #174 China Telecom China $101.5 B #175 Union Pacific United States $57.8 B #176 Duke Energy United States $138.5 B #177 Jardine Matheson Hong Kong $82.8 B #178 Enbridge Canada $129.4 B #179 Exelon United States $117 B #180 ENGIE France $180.5 B