Use a glue stick and flashlight to model why the sky is blue and sunsets are red.
Science content (2016 curriculum):
Physics: Light and Sound (1)
Earth/Space: Weather, Seasons, Climate Change (K, 1, 4, 7)
Science topic (2005 curriculum connection):
Earth and Space Science: Daily and Seasonal Changes (grade 1)
Earth and Space Science: Weather (grade 4)