Grade 1
Physical Science
5 lessons · Lesson plan · Printables · Interactive Activity
Light & Sound
Light Helps Us See
Can you see a toy in the dark? Compare the same object with the light off and on. Then find things that make their own light.
35 min · ~6 min prep · 6 materials
Light & Sound
Shadows & Light Direction
Move a flashlight around the same object. Observe how a shadow changes when the light comes from a new direction or distance.
35 min · ~8 min prep · 6 materials
Light & Sound
What Happens When Light Hits Materials?
Keep one light setup fixed, test four materials, and use the observed light patches as evidence.
35 min · ~10 min prep · 7 materials
Light & Sound
Communicating with Light & Sound
Use flashes, taps, and simple patterns to design a signal that sends information across a distance.
35 min · ~7 min prep · 4 materials
Light & Sound
Sound & Vibrations: How Sounds Are Made
Tap, pluck, watch, and listen. Notice that vibrating materials move back and forth and can make sound. Then observe that sound can make other materials vibrate.
35 min · ~8 min prep · 9 materials