Free 1st Grade Science Worksheets for Teachers

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Light and Sound

Light and Sound

Light and Sound

Practice light and sound with this free, printable 1st grade worksheet. Aligned to the NGSS (1-PS4), covering objectives such as: plan and conduct investigations to determine the effect of placing objects made with different materials in the path of a beam of light. Created with Chalkie.ai.

Seeing in the Dark

Seeing in the Dark

Check what your 1st graders remember about why we can see objects only when there is light. Aligned to the NGSS (1-PS4-2), covering objectives such as: make observations to show that objects can be seen only when illuminated. Free to edit, download, and print on Chalkie.ai.

Light Through Materials Sort

Light Through Materials Sort

Students sort materials by how much light passes through them in this cut-and-sort activity for first graders. Aligned to the NGSS (1-PS4-3), covering objectives such as: plan and conduct an investigation to determine the effect of placing different materials in a beam of light. Printable, editable, and free on Chalkie.ai.

Sound and Vibration Investigation

Sound and Vibration Investigation

These guided notes walk first graders through investigating how vibrating materials make sound and how sound can make materials vibrate. Aligned to the NGSS (1-PS4-1), covering objectives such as: show that vibrating materials make sound and sound makes materials vibrate. Made on Chalkie.ai. Edit, download, and print for free.

Communicating Over a Distance Matching

Communicating Over a Distance Matching

Give your first graders a matching activity that connects light and sound tools to how they help people communicate over a distance. Aligned to the NGSS (1-PS4-4), covering objectives such as: design a device that uses light or sound to communicate over a distance. Printable, editable, and free on Chalkie.ai.

Light and Sound KWL Chart

Light and Sound KWL Chart

A printable KWL chart for first graders to track what they know, want to know, and learn about light and sound. Aligned to the NGSS (1-PS4-1), covering objectives such as: explore how light lets us see and how vibrations make sound. Free to edit, download, and print on Chalkie.ai.

Structure of Living Things

Structure of Living Things

Structure of Living Things

This 1st grade structure of living things worksheet is ready to print and use in class. Aligned to the NGSS (1-LS1), covering objectives such as: use materials to design a solution to a human problem by mimicking how plants and animals use their external parts. Made on Chalkie.ai.

Inventions Inspired by Animals

Inventions Inspired by Animals

A quick knowledge check that asks first graders how inventions copy the way animals use their body parts. Aligned to the NGSS (1-LS1-1), covering objectives such as: design a solution to a human problem by mimicking how plants and animals use their external parts. Printable, editable, and free on Chalkie.ai.

Parents and Offspring Matching

Parents and Offspring Matching

Help your first graders match baby animals to their parents and see how offspring resemble the adults. Aligned to the NGSS (1-LS3-1), covering objectives such as: show that young plants and animals are like, but not exactly like, their parents. Free to download, edit, and print on Chalkie.ai.

Animal Body Parts Labeling

Animal Body Parts Labeling

Build first graders' vocabulary with a diagram-labeling worksheet where they name animal body parts and tell what each part does. Aligned to the NGSS (1-LS1-1), covering objectives such as: mimic how animals use their external parts to survive and meet their needs. Printable, editable, and free on Chalkie.ai.

Young and Adult Animals Venn Diagram

Young and Adult Animals Venn Diagram

Students compare animals in a Venn diagram, marking what stays the same and what changes as young animals grow. Aligned to the NGSS (1-LS3-1), covering objectives such as: show that young animals are like, but not exactly like, their parents. Edit any question and print for free on Chalkie.ai.

How Animal Parents Help Their Young

How Animal Parents Help Their Young

Review how animal parents care for their babies with this reading passage and comprehension questions for first graders. Aligned to the NGSS (1-LS1-2), covering objectives such as: read texts and use media to find patterns in behavior that help offspring survive. Free to edit, download, and print on Chalkie.ai.

Space Systems

Space Systems

Space Systems

Help your 1st grade students explore space systems with this editable worksheet. Aligned to the NGSS (1-ESS1), covering objectives such as: use observations of the sun, moon, and stars to describe patterns that can be predicted. Sign up free to Chalkie.ai.

Sky Watching Journal

Sky Watching Journal

Give your first graders a sky-watching journal with guided notes to record the sun, moon, and stars and spot patterns. Aligned to the NGSS (1-ESS1-1), covering objectives such as: use observations of the sun, moon, and stars to describe patterns that can be predicted. Printable, editable, and free on Chalkie.ai.

Sun, Moon, and Stars Cloze

Sun, Moon, and Stars Cloze

This fill-in-the-blank worksheet lets first graders complete sentences about the sun, moon, and stars using a picture-supported word bank. Aligned to the NGSS (1-ESS1-1), covering objectives such as: spot patterns in the sun, moon, and stars that can be predicted. Made on Chalkie.ai. Edit, download, and print for free.

The Sun Fact File

The Sun Fact File

A fact file for first graders about the sun, its light, warmth, and the daily pattern of sunrise and sunset. Aligned to the NGSS (1-ESS1-1), covering objectives such as: observe the sun to describe patterns in the sky that can be predicted. Free to download, edit, and print on Chalkie.ai.

Day and Night Sky Sort

Day and Night Sky Sort

This cut-and-sort activity has first graders separate things seen in the day sky from things in the night sky. Aligned to the NGSS (1-ESS1-1), covering objectives such as: use observations of the sun, moon, and stars to describe patterns that repeat. Printable, editable, and free on Chalkie.ai.

Predictable Sky Patterns Check

Predictable Sky Patterns Check

Check what first graders understand about the patterns the sun, moon, and stars make in the sky with this quick knowledge check. Aligned to the NGSS (1-ESS1-1), covering objectives such as: observe the sky to describe patterns that can be predicted. Edit any question and print for free on Chalkie.ai.

Weather Patterns

Weather Patterns

Weather Patterns

A NGSS-aligned 1st grade worksheet covering weather patterns (1-ESS1), including objectives such as: make observations to determine the effect of sunlight on the Earth's surface. Fully editable on Chalkie.ai. Sign up free to customize.

Seasons and Weather Matching

Seasons and Weather Matching

Help your first graders match each season to its typical weather in this picture-supported matching activity. Aligned to the NGSS (1-ESS1-2), covering objectives such as: make observations at different times of year to relate the amount of daylight to the season. Printable, editable, and free on Chalkie.ai.

Seasons Word Search

Seasons Word Search

A seasons word search that builds first graders' vocabulary while they hunt for terms tied to the changing weather. Aligned to the NGSS (1-ESS1-2), covering objectives such as: observe at different times of year to relate daylight to the time of year. Free to edit, download, and print on Chalkie.ai.

Dress for the Season Sort

Dress for the Season Sort

Sort clothing by the season it suits in this cut-and-sort activity that links weather and daylight to the year. Aligned to the NGSS (1-ESS1-2), covering objectives such as: relate the amount of daylight to the time of year through observation. Made on Chalkie.ai. Edit, download, and print for free.

Weather Patterns Exit Slip

Weather Patterns Exit Slip

A quick exit slip that checks whether first graders can link daylight to the time of year after a weather lesson. Aligned to the NGSS (1-ESS1-2), covering objectives such as: observe at different times of year to relate daylight to the season. Free to download, edit, and print on Chalkie.ai.

Daylight Through the Seasons

Daylight Through the Seasons

Guide first graders through how daylight changes with the seasons using these scaffolded guided notes and simple observation prompts. Aligned to the NGSS (1-ESS1-2), covering objectives such as: make observations across the year to relate the amount of daylight to the time of year. Printable, editable, and free on Chalkie.ai.

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First graders investigate light, sound, living things, and the sky, and these 1st grade science worksheets give you a printable follow-up for each NGSS unit: light and sound (1-PS4), structure of living things (1-LS1), space systems (1-ESS1), and weather patterns.

The worksheets mirror the NGSS performance expectations. Students explore what happens when objects made of different materials are placed in a beam of light, design solutions inspired by how plants and animals use their external parts, describe predictable patterns in the sun, moon, and stars, and observe the effect of sunlight on Earth's surface.

Because NGSS is investigation-first, these pages work best as the recording and sense-making layer around hands-on activities: a place for students to draw observations, sort examples, and explain their thinking on paper. Download any of them free with no payment. To adjust the reading level or swap in the materials your class actually tested, edit the worksheet in Chalkie after a free signup.

What 1st Grade Science covers

  • Light and Sound

    NGSS 1-PS4: planning and conducting investigations into what happens when objects made of different materials are placed in a beam of light.

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  • Structure of Living Things

    NGSS 1-LS1: using materials to design a solution to a human problem by mimicking how plants and animals use their external parts.

    View worksheets
  • Space Systems

    NGSS 1-ESS1: using observations of the sun, moon, and stars to describe patterns that can be predicted.

    View worksheets
  • Weather Patterns

    First grade NGSS Earth science: making observations to determine the effect of sunlight on Earth's surface.

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