स्कूली पूर्व (प्री-स्कूल) बच्चे आमतौर पर किस आयु वर्ग से संबंधित होते हैं?

In developmental psychology and ECCE policy frameworks, 'Early Childhood' typically refers to the period spanning from:

Which type of play provides children with an opportunity to experiment with language, using words and phrases they may not fully understand but adopt during the activity?