Curated OER
Sun and Shadows
Why do shadows look different in the summer than in the winter? What causes day and night? How can a sundial be used to tell time? Answer these questions and more through two engaging lessons about light and shadows. Fourth and fifth...
Space Awareness
What is Time?
Does it ever seem like time is slipping through your fingers? Model the passing of time with an hourglass activity in which individuals determine whether hourglasses are the most efficient way to measure time.
Curated OER
Time for All Ages
Fourth graders discover time keeping by analyzing technological advances in history. In this time lesson, 4th graders create and complete a KWL chart based on their research of a famous timekeeping invention, such as a sundial....