3NGSS-aligned · Grade 3

Grade 3 Science Worksheets

Free printable and interactive Grade 3 science worksheets aligned to NGSS. 135 worksheets so far. Every worksheet has an answer key and can be completed online with instant feedback.

← Grade 2 Science Grade 4 Science →

Grade 3 Science topics & skills

Pick a topic, or jump straight to a standard.

Physical Science

Life Science

Earth & Space Science

Physical Science

3-PS2-1

Investigate how balanced and unbalanced forces change, or do not change, an object's motion.

3-PS2-2

Observe and measure an object's motion to find a pattern that predicts how it will move next.

3-PS2-3

Ask questions about cause and effect in electric and magnetic forces between objects that are not touching.

3-PS2-4

Define a simple design problem that magnets can solve.

Life Science

3-LS1-1

Model that living things have different life cycles that all include birth, growth, reproduction and death.

3-LS2-1

Argue that some animals live in groups that help the members survive.

3-LS3-1

Use data to show that plants and animals get traits from their parents and that traits vary in a group.

3-LS3-2

Use evidence to explain that the environment can affect traits, such as a plant that gets too little water.

3-LS4-1

Use fossils to describe living things and environments from long ago.

3-LS4-2

Explain how differences in traits can help some members of a species survive, find mates and reproduce.

3-LS4-3

Argue that in a habitat some living things survive well, some less well and some cannot survive.

3-LS4-4

Judge a solution to a problem caused when an environment changes and the living things there change.

Earth & Space Science

3-ESS2-1

Use tables and graphs of weather data to describe typical weather in a season.

3-ESS2-2

Use information to describe climates in different regions of the world.

3-ESS3-1

Judge a design that reduces the damage from a weather hazard such as floods, strong winds or lightning.

Grade 3 Science topics & skills

Physical Science

Life Science

Earth & Space Science

Physical Science

3-PS2-1

The Storm-Soaked Field Marker

The Backyard Feeder Perch Journal

Wheel Test at the Neighborhood Cycle Workshop

A Rolling Reindeer for the Winter Play

Carrier Trials at the Bee Farm

Sliding Shutters at a Rainforest Hide

The Classroom Space-Dock Challenge

Pushes and Pulls on the Tide-Pool Trail

Kitchen Container Pull Tests

3-PS2-2

Rolling Across Two Dune Paths

The Orchard Crate Motion Journal

Seedling Cart Tracks After a Spring Shower

Slow-Fan Designs for a Mountain Trail Shelter

Backyard Shuffleboard Motion Notebook

Sleeping-Bag Zipper Motion Check

Two Floats in the Aquarium Wave Lab

Motion Clues at the Park Carousel

Museum Rail Motion Records

3-PS2-3

No-Touch Forces at the Wind Center

The Storm-Cleared Field Journal

Questions at the Banner-Tag Table

No-Touch Tests Beside the Playground Game Grid

No-Touch Questions at the Oxbow Survey Hut

Force Questions for the Garden Harvest Counter

Questions at the Sentence-Strip Station

Two Tools at the Rainforest Orchid Lookout

Force Questions at the Corner Bike Shop

3-PS2-4

A Magnetic Overlay for the Skating Rink

Magnetic Shade Clips on the Desert Trail

Magnetic Cards at the Library Pond

A Handle for Beach Sand Stamps

A Pickup Tool for the Snowplow Garage

A Magnetic Cleaner for Farm Corn

Which Tag Fits the Field?

A No-Touch Backyard Game

A Better Latch for Trail Boxes

Life Science

3-LS1-1

Life Cycle Notes from the Market Stall

Life Cycle Panels for the Healing Garden

Following Generations in the Museum Story Garden

Life Cycle Connections at the Fountain Steps

Editing Life Stories at the Science Museum

Life Cycle Detectives at the Desert Arroyo

What Comes Next Beside the Tetherball Court?

Designing Life Cycle Displays for the Apartment Lobby

Life Cycles at Reed Bend Wetland

3-LS2-1

A Schooling Squid Display

Flock Clues at the Harvest Orchard

Signals in the Reef Aquarium

Animal Teamwork at the Kitchen Foldout Desk

Mussel Connections on a Cobble Beach

Choosing Wildlife Panels for the Curling Lodge

Flocks at the Reservoir Sandbar

Rainforest Riverbank Neighbors

Wildlife Reports at the Science Corner

3-LS3-1

A Family-Trait Display for the Reef Aquarium

Trait Clues at the Red Mesa Field Station

Trait Evidence in the Reef Aquarium

Family-Trait Displays at the Croquet Lawn

Trait Forecasts on the Backyard Screened Porch

Pack Goats and Pea Family Records

Snails and Clover at the Tent Loop

Coats, Blossoms, and Family Clues

Family Traits at the Discovery Pavilion

3-LS3-2

Wind Notes from the River Dam Viewpoint

Duckweed Choices at the Library Pond

Wind Clues at the Mountain Weather Station