Science K

A kindergarten tour of how the world works: senses, plants and animals, weather and seasons, pushes and pulls, magnets, light and sound, habitats and Earth materials, with a hands-on build-and-test project every couple of weeks.

← Science Pre-K Science 1 →

180 lessons

One a day for a school year

8 units

Each opens to its lessons

12 engineering projects

Plan, build, test and improve

Standards

NGSS Kindergarten science

What's taught, unit by unit

1
Senses, living things, weather and forcesDays 1–20
What scientists do, the five senses, what plants and animals need and the parts of a plant, then weather, the four seasons and dressing for them, and pushes and pulls (gentle and strong). Includes two review days.
- 1 · Welcome to Science! What Do Scientists Do?
- 2 · Sense of Sight: What Can You See?
- 3 · Sense of Hearing: What Can You Hear?
- 4 · Sense of Smell: What Can You Smell?
- 5 · Sense of Taste: What Can You Taste?
- 6 · Sense of Touch: What Can You Feel?
- 7 · What Do Plants Need to Grow?
- 8 · Parts of a Plant
- 9 · What Do Animals Need to Survive?
- 11 · What Is the Weather Today?
- 12 · Dressing for the Weather
- 13 · The Four Seasons
- 14 · How Seasons Change Our Day
- 15 · Be a Weather Watcher
- 16 · What Is a Push?
- 17 · What Is a Pull?
- 18 · Gentle and Strong Pushes and Pulls
- 19 · Design a Way to Move It!
Plus 2 review days, not listed.
2
Magnets, recycling, habitats and helpersDays 21–40
How magnets attract and repel and what they can pull, reduce-reuse-recycle and sorting trash, short stories of George Washington Carver, Jane Goodall and the Wright brothers, sunny versus shady spots, forest, ocean and desert habitats, weather safety, and caring for the local environment.
- 21 · What Is a Magnet?
- 22 · Push Away, Pull Close: Attract and Repel
- 23 · What Can a Magnet Pull?
- 24 · Reduce, Reuse, Recycle
- 25 · Sorting Our Trash and Recycling
- 26 · George Washington Carver: A Curious Question-Asker
- 27 · Jane Goodall: A Careful Watcher
- 28 · The Wright Brothers: Figuring Out Flight
- 29 · Sunshine and Shade
- 30 · Design a Way to Keep Something Cool
- 31 · Homes for Animals: What Is a Habitat?
- 32 · The Forest Habitat
- 33 · The Ocean Habitat
- 34 · The Desert Habitat
- 35 · Comparing Habitats: Forest, Ocean, and Desert
- 36 · Why Do We Check the Weather?
- 37 · Our Family’s Get-Ready Kit
- 38 · Helping Our Environment: One Small Action
- 39 · My Environment Poster
- 40 · Science Review: Everything We’ve Learned So Far
3
Engineering, more habitats, sound, light and airDays 41–70
An egg-drop protector, Arctic and rainforest habitats, weather tools, floating and dissolving, sound and vibration, shadows, air and wind, an obstacle course, mirrors and reflections, magnifying glasses, mixing colors and a paper bridge. Several review days.
- 41 · Engineering Day 1: What Is the Problem?
- 42 · Engineering Day 2: Build the Egg Protector
- 43 · Engineering Day 3: Test and Talk About It
- 44 · A Cold Home: The Arctic Habitat
- 45 · A Steamy Home: The Rainforest Habitat
- 46 · Cold Places, Hot Places: Comparing Habitats
- 47 · Tools That Tell Us About Weather
- 48 · Float or Sink?
- 49 · What Dissolves in Water?
- 50 · Fifty Days of Science: Big Review
- 51 · What Makes Sound? Vibration!
- 52 · Loud, Soft, High, Low: Build a Homemade Instrument
- 53 · What Causes a Shadow?
- 54 · How Shadows Change Through the Day
- 55 · You Can’t See Air, But You Can Feel It
- 56 · Wind Power: Pinwheel and Paper Airplane
- 57 · Build an Obstacle Course: Pushes and Pulls
- 58 · Test the Obstacle Course!
- 61 · Light and Mirrors: What Bounces Back?
- 62 · Find Things That Reflect
- 63 · Scientists Look Closely: The Magnifying Glass
- 64 · Close Observation: Bugs, Fabric, and More
- 65 · Mixing Colors: Red, Yellow, and Blue
- 66 · More Color Mixing Fun
- 67 · Engineering Challenge: Build a Paper Bridge (Plan and Build)
- 68 · Engineering Challenge: Test the Paper Bridge
Plus 4 review days, not listed.
4
Testing and measuringDays 71–90
Predicting and sorting sink and float, magnet strength and magnets pulling through things, planting and tracking a bean seed, food textures, building and reading a rain gauge, a science scavenger hunt, and a halfway review and celebration.
- 71 · Sink or Float: Making Predictions
- 72 · Sink or Float: Sorting What We Found
- 73 · Magnet Strength: How Many Paperclips?
- 74 · Can a Magnet’s Pull Go Through Things?
- 75 · Planting a Seed
- 76 · Watching Our Seed Change
- 77 · Crunchy, Soft, or Smooth?
- 78 · Sorting Foods by Texture
- 81 · Our Bean Seed: How Much Has It Grown?
- 82 · What We Learned From Our Seed Project
- 83 · Building a Rain Gauge
- 84 · Using Our Rain Gauge
- 85 · What Did Our Rain Gauge Teach Us?
- 86 · Science All Around Us: Scavenger Hunt Part 1
- 87 · Science All Around Us: Scavenger Hunt Part 2
- 88 · Halfway Review: Our Bodies, Living Things, and Weather
- 89 · Halfway Review: Forces, Magnets, Engineering, Light, Sound, and Water
- 90 · Ninety Days of Science K!
Plus 2 review days, not listed.
5
Bugs, bodies, clouds, building and seasonsDays 91–120
Ladybugs, ants and butterflies, joints and muscles, comparing weeks of weather and cloud shapes, a tower challenge, puddles and the shape of water, seasonal clothes, food and trees, seesaws and levers, healthy food, sleep, exercise, handwashing, and living versus nonliving things.
- 91 · Bug Watch: The Ladybug
- 92 · Bug Watch: The Ant
- 93 · Bug Watch: The Butterfly
- 94 · Your Amazing Bendy Body
- 95 · Move Your Muscles: Exercise Time
- 96 · Bend, Stretch, Move: Review
- 97 · This Week’s Weather vs. Last Week’s
- 98 · Cloud Shapes in the Sky
- 100 · 100 Days of Science K!
- 101 · Engineering Challenge: Plan a Tower
- 102 · Build, Test, and Fix Your Tower
- 103 · Where Does a Puddle Go?
- 104 · Water Takes the Shape of Its Container
- 105 · Clothes for Every Season
- 106 · Foods We Eat Each Season
- 107 · Leaves and Trees Change with the Seasons
- 110 · Ten-Day Wrap-Up: Building, Water, and Seasons
- 111 · Let's Plan a Seesaw!
- 112 · Testing Our Seesaw!
- 113 · What We Learned About Levers
- 114 · Food That Helps Us Grow
- 115 · Rest and Move: Sleep and Exercise
- 116 · Washing Away Germs
- 117 · Living and Nonliving Things Outside
- 118 · Sorting What We Found Outside
- 120 · 120 Days of Science: A Big Review!
Plus 4 review days, not listed.
6
Animals, day and night, rocks and a science fairDays 121–135
Sorting animals by body covering and legs, what happens in the day and at night, a strong-basket engineering challenge, a three-day science fair with the child's own experiment, then rocks, soil and things that keep or change their shape.
- 121 · Fur, Feathers, or Scales?
- 122 · Two Legs, Four Legs, or No Legs?
- 123 · What Happens During the Day
- 124 · What Happens During the Night
- 125 · Engineering Challenge: The Strong Basket (Part 1 — Plan)
- 126 · Engineering Challenge: The Strong Basket (Part 2 — Build)
- 127 · Engineering Challenge: The Strong Basket (Part 3 — Test)
- 128 · Science Fair: Pick Your Favorite Experiment
- 129 · Science Fair: Getting Ready to Present
- 130 · Science Fair Day!
- 131 · Rocks Come in All Shapes and Sizes
- 132 · Smooth or Rough: Sorting Rocks
- 133 · What Is Soil Made Of?
- 134 · Things That Keep Their Shape
- 135 · Things That Change Shape to Fit
7
Build projects, safety and helping neighborsDays 136–160
A homemade water filter, a detective review case, boat building, ramp races on smooth and rough surfaces, hot and cold safety, which things are safe to smell or taste, bees, birds and worms, a cup-and-string telephone, plus several review and quiz-game days.
- 136 · Engineering Challenge: Plan a Water Filter
- 137 · Engineering Challenge: Build the Water Filter
- 138 · Engineering Challenge: Test and Improve the Filter
- 139 · Science Detective: The Big Case, Part 1
- 140 · Science Detective: Case Closed! 140 Days of Science
- 141 · Boat Builders: What Is Our Problem?
- 142 · Boat Builders: Build and Test
- 143 · Boat Builders: Redesign and Retest
- 144 · Ramp Race: Smooth vs. Rough
- 145 · Ramp Race: Testing More Surfaces
- 146 · Ramp Race: Fixing a Slow Ramp
- 147 · Hot, Warm, Cool, or Cold?
- 148 · Hot Things: Look, Don’t Touch
- 149 · Science Review: Building and Testing
- 150 · Science Review: Surfaces and Temperature
- 151 · Safe to Smell, Safe to Taste?
- 152 · Bees and Flowers Help Each Other
- 153 · Birds, Worms, and Helping Neighbors
- 154 · Cup-and-String Telephone: Plan and Build
- 155 · Testing Our Telephone
- 156 · Fix and Retest Our Telephone
- 159 · Science Superstars Quiz Game
- 160 · 160 Days of Science! The Big Review
Plus 2 review days, not listed.
8
Science yearbook, review and celebrationDays 161–180
Making a five-page Science Yearbook about the year, one lesson on what is inside an egg, sharing it with family, four days of big review, a two-day field day, choosing a favorite discovery and a final celebration. Mostly review and projects.
- 161 · My Science Yearbook: Living Things
- 162 · My Science Yearbook: Weather and Seasons
- 163 · My Science Yearbook: Forces and Engineering
- 164 · My Science Yearbook: Light, Sound, and Senses
- 165 · My Science Yearbook: Earth Materials
- 166 · What’s Inside an Egg?
- 167 · My Science Yearbook: The Cover Page
- 168 · Sharing My Science Yearbook
- 170 · 170 Days of Science! Getting Ready for the Big Finish
- 171 · The Last Page: My Science Yearbook Wrap-Up
- 172 · Yearbook Celebration: Share It All With Family
- 173 · Big Review: Pushes, Pulls & Amazing Machines
- 174 · Big Review: Sun, Weather & Our Earth
- 175 · Big Review: Living Things Need...
- 176 · Big Review: Senses, Light, Sound & Science Pioneers
- 177 · Science K Field Day, Part 1
- 178 · Science K Field Day, Part 2
- 179 · My Favorite Discovery of the Year
- 180 · Congratulations! You Completed Science K!
Plus 1 review day, not listed.

By the end of the year, your child can

Name the five senses and use them to describe objects
Tell what plants and animals need to live and grow
Describe how pushes and pulls and magnets make things move
Observe the weather and seasons and tell how they change what we wear and do
Plan, build, test and improve a simple design for a problem
Sort things by features, such as sink or float, living or nonliving, and soft or hard

Try the first 10 days free

No card needed to start.

Start free

Other Kindergarten subjects: Math K · Reading K · Writing K · History K