Time concepts learning chart with concentric circles illustrating hours, minutes, and time expressions.
A circular educational diagram showing time concepts with concentric rings labeled "O'Clock," "5 Past," "10 Past," "Quarter Past," "15 Past," "20 Past," "25 Past," "Half Past," "25 To," "20 To," "Quarter To," "15 To," "10 To," and "5 To," with numbers 1 through 12 and time intervals like "60 Seconds in a Minute" and "60 Minutes in an Hour" in the center.