यह प्रतिपादित करने वाले मनोवैज्ञानिक कौन हैं कि भाषा संज्ञानात्मक विकास में एक महत्वपूर्ण भूमिका निभाती है?

Which developmental domain mainly includes thinking, reasoning, and problem-solving abilities?

The development of concepts typically proceeds from:

Which of the following activities is considered most effective for developing the cognitive and critical thinking skills of a child?