3rd Grade Science Life Cycles Worksheets

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Life Cycles

Help your 3rd grade students explore life cycles with this editable worksheet. Aligned to the NGSS (3-LS1), covering objectives such as: develop models to describe that organisms have unique and diverse life cycles. Sign up free to Chalkie.ai to adapt this for your class.

Worksheet details

What is inside this Life Cycles worksheet?

This 3rd Grade Science worksheet focuses on Life Cycles. It gives students printable practice for this objective: develop models to describe that organisms have unique and diverse life cycles. It can be used in class, for homework, or for extra support.

Learning focus

Students practice the target skill through a focused set of printable tasks.

Key learning points

  • The worksheet is built around Life Cycles for 3rd Grade Science.
  • The questions support the objective: develop models to describe that organisms have unique and diverse life cycles.
  • Tasks can be used for independent practice, small-group support, or homework.
  • The worksheet can be customized in Chalkie before printing or sharing.

How to use this worksheet

  • Review the key idea for Life Cycles before handing out the worksheet.
  • Have students try the first task with support so expectations are clear.
  • Let students complete the main questions independently or with a partner.
  • Review answers together and ask students to explain one strategy or mistake.
  • Use Chalkie to customize the worksheet if students need more scaffolding or extra challenge.

Practice tasks

  • Use the worksheet after a lesson on Life Cycles.
  • Set selected questions as a short homework task.
  • Use the first few questions for intervention or small-group work.
  • Ask students to correct one answer and explain what changed.

More Life Cycles worksheets

Plant and Animal Life Cycle Sort

Plant and Animal Life Cycle Sort

Students sort stages and organisms in this cut-and-sort activity comparing plant and animal life cycles. Aligned to the NGSS (3-LS1-1), covering objectives such as: develop models to describe that organisms have unique and diverse life cycles but all share birth, growth, reproduction, and death. Printable, editable, and free on Chalkie.ai.

Frog Life Cycle Reading

Frog Life Cycle Reading

This reading passage with comprehension questions guides 3rd graders through a frog's life cycle. Aligned to the NGSS (3-LS1-1), covering objectives such as: develop models to describe that organisms have unique life cycles but all share birth, growth, reproduction, and death. Free to edit, download, and print on Chalkie.ai.

Comparing Frog and Butterfly Life Cycles

Comparing Frog and Butterfly Life Cycles

Help your 3rd graders compare a frog and butterfly with this Venn diagram of their life cycles. Aligned to the NGSS (3-LS1-1), covering objectives such as: develop models to describe that organisms have unique and diverse life cycles with common stages. Made on Chalkie.ai. Edit, download, and print for free.

Butterfly Life Cycle Labeling

Butterfly Life Cycle Labeling

A printable diagram-labeling worksheet where 3rd graders label the stages of a butterfly's life cycle. Aligned to the NGSS (3-LS1-1), covering objectives such as: develop models to describe that organisms have unique life cycles including birth, growth, reproduction, and death. Free to download, edit, and print on Chalkie.ai.

Stages of a Life Cycle Mind Map

Stages of a Life Cycle Mind Map

Build a mind map that helps 3rd graders organize the common stages every living thing passes through. Aligned to the NGSS (3-LS1-1), covering objectives such as: develop models to describe that organisms have diverse life cycles but all share birth, growth, reproduction, and death. Printable, editable, and free on Chalkie.ai.

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Support learning for any year group

Science is an important stage in the 3rd Grade curriculum. On this site you'll find a collection of example 3rd Grade worksheets created by teachers to support learning objectives for this year group. Every resource is editable and created using Chalkie's AI tools.

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Learning at home

While these materials are used in schools, they're also great for parents, home educators, and tutors. All worksheets and activities were created by real teachers using Chalkie's AI tools and can be printed or adapted for home learning.

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Curriculum aligned resources

Every 3rd Grade Science worksheet is mapped to the national curriculum and editable to match your school's schemes of work.

Illustration of curriculum-aligned teaching resources

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