Light Lab: Shine & Shadows
Grade 3 science worksheet: Light and shadows: light sources vs reflectors, the shadow recipe, nearer makes bigger, clear/frosted/solid materials, and mirror bounces — 8 problems. Answer key included. Free printable 3rd grade science worksheet: how light travels, what makes a shadow bigger or smaller, and how mirrors bounce light. Hands-on jobs with an answer key. PDF download.
8 problems · Difficulty: medium
- 8 problems across 3 pages
- Answer key included
- PDF, print-and-go
- For science centers, classwork, homework, or sub plans
✅ Answer key included · ✅ Free for home & classroom use
- Instant PDF downloadPrintables are yours to keep
- Answer keys, markedEvery listing says if one is included
- Print & goReady for the printer
- Secure checkoutOne-time purchase, no subscription
Preview
The free PDF includes all 3 pages — every problem plus the full answer key.
Highlights
- Grade
- Grade 3
- Subject
- Science
- Pages
- 3 · worksheet + answer key
- Answer key
- ✅ Included
- Class time
- about 10 min
Suggested use: science centers, classwork, homework, or sub plans
What students will learn
Students practice light and shadows, including:
- Light sources vs reflectors
- The shadow recipe
- Nearer makes bigger
- Clear/frosted/solid materials
- And mirror bounces
Classroom use
One license per teacher: print as many copies as you need for your own students and share through your class platform. Please don’t post the files publicly. License details.
Quick answers
What does this worksheet cover?
Grade 3 Science — Light and shadows: light sources vs reflectors, the shadow recipe, nearer makes bigger, clear/frosted/solid materials, and mirror bounces.
How many problems are included?
8 problems.
Does it include an answer key?
Yes — an answer key is included.
Is this worksheet free?
Yes — it is a free printable PDF. Download it from the button above.
What format is the worksheet?
A printable PDF, 3 pages.
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