
1st Grade · Science
Sending Messages with Light and Sound
Free printable 1st Grade science worksheet: Sending Messages with Light and Sound. It practices light and sound (NGSS 1-PS4-4). For ages 6-7. Download the PDF, print it, or fill it in online.
Fill in or color online- Grade
- 1st Grade
- Subject
- Science
- Skill
- Light and sound
- Ages
- 6–7
- Standard
- 1-PS4-4
- Format
- A4 PDF · print or fill in online
About this worksheet
“Sending Messages with Light and Sound” is sheet 10 of 22 in our free 1st Grade Science Worksheets collection, written for children aged 6–7. It focuses on light and sound.
In the set it comes after “How Seeds Travel” and before “Loud or Soft? (Part 2)”. Working through them in that order, one sheet a day, builds the skill a step at a time.
What this worksheet practices
1-PS4-4 · Next Generation Science Standards · Grade 1
Waves and Their Applications
Children explore how sound and light behave and how waves carry information.
How to use this worksheet
- 1
Shine a torch through each object on "Light Through or Blocked?" to check your child's answers.
- 2
Pull up a weed together and find the roots, stem and leaves after "Parts of a Plant".
- 3
Look at the sky together in the evening after the day and night sheet.







