Browse by standard
An NGSS lesson for every standard.
89 performance expectations for grades 3–8, each taught through a real phenomenon in a Science Unlocked lesson set. Pick a standard to see the full wording, the practices it uses, and the lesson that teaches it.
Grades 6–8 (Middle School)
Physical Science 19
MS-PS1-1Atoms, Molecules & Extended StructuresPhenomenon: Pencil or Diamond?
MS-PS1-2Chemical Reactions: Properties Before & AfterPhenomenon: The Fatberg Files
MS-PS1-3Synthetic Materials & Natural ResourcesPhenomenon: The Nylon Rush
MS-PS1-4States of Matter & Particle MotionPhenomenon: The Vanishing Spoon
MS-PS1-5Conservation of Mass in Chemical ReactionsPhenomenon: Not One Atom Lost
MS-PS1-6Thermal Energy: Exothermic & Endothermic DesignPhenomenon: Hot Meal, No Flame
MS-PS2-1Newton's 3rd Law Collisions DesignPhenomenon: The Bouncing Lander
MS-PS2-2Newton's 2nd Law: Forces, Mass & MotionPhenomenon: The Plane Pull
MS-PS2-3Electric & Magnetic ForcesPhenomenon: The Magnet Express
MS-PS2-4Gravity Depends on MassPhenomenon: The Ball-Pit Asteroid
MS-PS2-5Magnetism & Gravity: Forces at a DistancePhenomenon: The Floating Frog
MS-PS3-1Kinetic Energy, Mass & SpeedPhenomenon: Speed Squared
MS-PS3-2Potential EnergyPhenomenon: The Water Battery
MS-PS3-3Thermal Energy Transfer DesignPhenomenon: Cooking With Sunlight
MS-PS3-4Thermal Energy, Mass & Specific HeatPhenomenon: The Pizza Burn
MS-PS3-5Kinetic Energy & Energy TransferPhenomenon: Red-Hot Brakes
MS-PS4-1Waves: Amplitude & EnergyPhenomenon: Out to Deep Water
MS-PS4-2Waves: Reflect, Absorb, TransmitPhenomenon: Snow Day Silence
MS-PS4-3Waves: Digital vs. Analog SignalsPhenomenon: The Faraway WhisperLife Science 21
MS-LS1-1Cells: Living Things Are Made of CellsPhenomenon: Built From Cells
MS-LS1-2Cells: Cell Parts & Organelles ModelPhenomenon: Cell Parts at Work
MS-LS1-3Body Systems & SubsystemsPhenomenon: Systems in Space
MS-LS1-4Animal Behaviors & Plant Structures for ReproductionPhenomenon: Raising the Odds
MS-LS1-5Genetic & Environmental Factors in GrowthPhenomenon: Growing Giants
MS-LS1-6Photosynthesis: Matter & EnergyPhenomenon: Garden in a Bottle
MS-LS1-7Cellular Respiration & Food MoleculesPhenomenon: The Atom Shuffle
MS-LS1-8Nervous System: Senses, Nerves & the BrainPhenomenon: Message Received
MS-LS2-1Ecosystems: Resource Availability & PopulationsPhenomenon: Boom and Bust
MS-LS2-2Ecosystem InteractionsPhenomenon: Open Wide
MS-LS2-3Ecosystems: Matter Cycles & Energy FlowPhenomenon: The Salmon Forest
MS-LS2-4Ecosystem Changes Affect PopulationsPhenomenon: The Vanishing Kelp Forest
MS-LS2-5Biodiversity & Ecosystem Services DesignPhenomenon: A Bridge for the Wild
MS-LS3-1Genetics: Mutations & ProteinsPhenomenon: The Bodybuilder Dog
MS-LS3-2Genetics: Asexual vs. Sexual ReproductionPhenomenon: The Banana Clones
MS-LS4-1Fossil Record PatternsPhenomenon: The Fossil Forecast
MS-LS4-2Anatomical Similarities & EvolutionPhenomenon: The Whale’s Hidden Hand
MS-LS4-3Embryo Development EvidencePhenomenon: Hidden Family Ties
MS-LS4-4Natural Selection & VariationPhenomenon: Hurricane Survivors
MS-LS4-5Artificial Selection & Genetic EngineeringPhenomenon: The Neon Fish
MS-LS4-6Natural Selection Math & Population TraitsPhenomenon: The Tuskless MysteryEarth & Space Science 15
MS-ESS1-1Moon Phases, Eclipses & SeasonsPhenomenon: Dark at Noon
MS-ESS1-2Gravity in the Solar System & GalaxiesPhenomenon: The Planet Found With Math
MS-ESS1-3Solar System ScalePhenomenon: The Seven-Planet Squeeze
MS-ESS1-4Geologic Time Scale & Rock StrataPhenomenon: The Missing Billion Years
MS-ESS2-1Rock Cycle: Earth's Materials & EnergyPhenomenon: The Seafloor Summit
MS-ESS2-2Geoscience Processes Shape Earth's SurfacePhenomenon: Slow, Then Sudden
MS-ESS2-3Plate Tectonics: Fossils & ContinentsPhenomenon: Fossils on the Ice
MS-ESS2-4The Water CyclePhenomenon: The Sea That Never Fills
MS-ESS2-5Air Masses & WeatherPhenomenon: The Blue Norther
MS-ESS2-6Ocean & Atmosphere Circulation, ClimatePhenomenon: Icebergs and Palm Trees
MS-ESS3-1Earth's Natural Resources DistributionPhenomenon: Earth’s Treasure Map
MS-ESS3-2Natural Hazards & ForecastingPhenomenon: Warning Signs
MS-ESS3-3Human Impact: Monitor & MinimizePhenomenon: The Wrong-Way Turtles
MS-ESS3-4Human Impact: Population, Consumption & Earth's SystemsPhenomenon: Outweighed
MS-ESS3-5Climate Change: Rising Global TemperaturesPhenomenon: Who Turned Up the Heat?Engineering 4
MS-ETS1-1Engineering Design: Criteria & ConstraintsPhenomenon: Just Cold Enough
MS-ETS1-2Evaluate Competing Design SolutionsPhenomenon: The Scariest Plan Won
MS-ETS1-3Engineering Design Process: Analyze Design Test DataPhenomenon: Best of Each
MS-ETS1-4Iterative Testing & Modeling DesignPhenomenon: Five Layers of CoolGrade 5
Physical Science 6
5-PS1-1Matter Is Made of ParticlesPhenomenon: The Sinking Balloon
5-PS1-2Conservation of MatterPhenomenon: The Maple Mystery
5-PS1-3Properties of Matter & MaterialsPhenomenon: The Sorting Machine
5-PS1-4Mixing Substances: Is It a New Substance?Phenomenon: Lady Liberty Turns Green
5-PS2-1Gravity Pulls DownPhenomenon: The Tower Puzzle
5-PS3-1Energy in Food Comes From the SunPhenomenon: The Sun-Powered SprintLife Science 2
5-LS1-1Plants Get Matter From Air & WaterPhenomenon: The Willow in the Pot
5-LS2-1Food Webs & Decomposers: Matter CyclesPhenomenon: The Cow Pat ProblemEarth & Space Science 5
5-ESS1-1Brightness of the Sun & StarsPhenomenon: The Sun’s Look-Alike
5-ESS1-2Shadows, Day & Night, and Star PatternsPhenomenon: The Vanishing Shadow
5-ESS2-1Earth's Spheres InteractPhenomenon: The Rain Mountain
5-ESS2-2Earth's Water: Salt vs. FreshPhenomenon: The Thirsty City by the Sea
5-ESS3-1Natural Resources: Protecting Earth's ResourcesPhenomenon: The Cave That StankGrade 4
Physical Science 7
4-PS3-1Speed & EnergyPhenomenon: The Water Knife
4-PS3-2Energy Transfer: Sound, Light, Heat & ElectricityPhenomenon: The Rattling Window
4-PS3-3Energy in CollisionsPhenomenon: The Super Bounce
4-PS3-4Energy Conversion DesignPhenomenon: Light From a Bag of Rocks
4-PS4-1Waves: Amplitude & WavelengthPhenomenon: The Concert Quake
4-PS4-2Light, Reflection & How We SeePhenomenon: The Vanishing Diamond
4-PS4-3Patterns to Transfer InformationPhenomenon: The Parachute CodeLife Science 2
4-LS1-1Plant & Animal Structures and FunctionsPhenomenon: The Camel’s Hump
4-LS1-2Animal Senses & the BrainPhenomenon: The Star-Nosed Speed EaterEarth & Space Science 5
4-ESS1-1Rock Layers, Fossils & Changing LandscapesPhenomenon: The Desert Fish
4-ESS2-1Weathering & ErosionPhenomenon: The Lighthouse That Moved
4-ESS2-2Earth's Features: Map PatternsPhenomenon: The Cornfield Volcano
4-ESS3-1Energy Resources & Environmental EffectsPhenomenon: The Coal Museum’s Solar Roof
4-ESS3-2Natural Hazards: Design SolutionsPhenomenon: The Safe RoofGrades 3–5 Engineering
Engineering 3
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