Classweekly
Being Created

Free 1st Grade Animal groups Worksheets

★★★★★4.8· Early access

This worksheet will be available soon

Printable PDF · No ads

Trial members get new resources first via email.


These Grade 1 worksheets help children ages 6-7 sort and classify animals into groups such as mammals, birds, fish, reptiles, and amphibians. Students learn what features define each group and practice identifying familiar animals by their characteristics. A strong foundation for life science and classification thinking in the early grades. Part of our animals worksheets collection.

What You'll Learn

  • Sort animals into groups such as mammals, birds, reptiles, and insects
  • Describe one feature that defines each animal group
  • Identify examples of animals from at least four different groups

FAQ

What does animal groups teach first graders?

First graders learn to sort animals by shared traits like body covering, how they breathe, and whether they are warm- or cold-blooded. They practice placing familiar animals into groups such as mammals, birds, fish, reptiles, and amphibians. This builds early classification skills that are central to science thinking.

When do first graders learn about animal groups?

Animal classification is a core part of Grade 1 life science and is typically taught during an animals unit in the fall or winter. It connects to NGSS standards on organism diversity and is often paired with sorting games and picture cards.

How can I use these worksheets at home?

Play an animal sorting game at home using toy animals, picture books, or a nature magazine. Ask your child to sort them into groups and explain why. Then use the worksheets to check and reinforce what they've figured out on their own, the combination of play and practice deepens understanding.

Grade
1st Grade
Ages
Ages 6-7
Subject
Science
Format
Printable PDF

Comments

3

Sarah K.

Kindergarten Teacher

May 2026

So excited for this to be ready! My students really need more practice with this topic.

Tom B.

Learning Specialist

May 2026

This will be a great addition. I already recommend ClassWeekly to all the families I work with.

Priya N.

Kindergarten Teacher

Apr 2026

This is going straight into my lesson plans the second it drops. Please prioritize this one!

What is ClassWeekly?

ClassWeekly offers free worksheets and printable learning resources for kids in preschool to grade 5. All worksheets are aligned to Common Core standards and designed by educators. Become a member to access the full library and download unlimited PDFs.

No worksheets in this category yet.