Sponsored photos by

Schoolchildren performing group tasks in classroom. Teacher standing beside and observing.
School girls writing a report on wind turbines in a classroom as they closely observe the miniature model by leaning forward on their desk
International Stuttering awareness day is observed every year on October 22, it is a speech disorder that involves frequent and significant problems with normal fluency and flow of speech. Vector art
Look beyond
Amateur astronomer looking at the sky with a telescope.

Free stock photosobservation (265)