
4th Grade · Science
Animal Structures and Functions
Free printable 4th Grade science worksheet: Animal Structures and Functions. It practices structure and function (NGSS 4-LS1-1). For ages 9-10. Download the PDF, print it, or fill it in online.
Fill in or color online- Grade
- 4th Grade
- Subject
- Science
- Skill
- Structure and function
- Ages
- 9–10
- Standard
- 4-LS1-1
- Format
- A4 PDF · print or fill in online
About this worksheet
“Animal Structures and Functions” is sheet 9 of 27 in our free 4th Grade Science Worksheets collection, written for children aged 9–10. It focuses on structure and function.
In the set it comes after “Sending Codes with Patterns” and before “Plant Structures and Functions”. Working through them in that order, one sheet a day, builds the skill a step at a time.
What this worksheet practices
4-LS1-1 · Next Generation Science Standards · Grade 4
From Molecules to Organisms: Structures and Processes
Children explore how the parts of plants and animals help them survive, grow and respond.
How to use this worksheet
- 1
Build a simple circuit with a battery, wire and bulb before the circuit sheet.
- 2
Tap out a message in Morse code with a flashlight after the patterns sheet.
- 3
Look for weathering around your neighborhood: cracked sidewalks, worn steps and tree roots.







