Here is a review of light and sound. To do: 1. Go through the slideshow. 2. Complete the activity - use the red to circle things that make light. Use a blue to circle things that make sound. 3. Write or record 1 new fact you learned about sound during this unit and 1 new fact you learned about light during this unit. 4. Press to submit
Reviews past 2 standards before moving into the last standard (1-ps4-4).