Lenny.com
Explore
Create
ActivitiesNewMathEnglish Language ArtsScience & EngineeringSocial StudiesGlobal LanguagesHealth & Physical EducationSpecial EducationCounseling & Life SkillsArts & CreativityESL
Lenny.com
Lenny.com
Explore
Create
ActivitiesNewMathEnglish Language ArtsScience & EngineeringSocial StudiesGlobal LanguagesHealth & Physical EducationSpecial EducationCounseling & Life SkillsArts & CreativityESL
Lenny.com
Lenny.com

Solutions

Lenny for EducatorsLenny for SchoolsLenny for Districts

Product

ExploreSign inCreateSupportAbout

Resources

Getting startedMTSS Acceleration Program

Newsletters

School Funding Newsletter

© 2026 Lenny Learning Inc.

TermsPrivacyAccessibility
LinkedInInstagramX
Lenny
Science & EngineeringLife ScienceLiving ThingsAnimalsPlantsBody SystemsTraitsAdaptationsCellsEcosystemsHeredityGenes to TraitsCell DivisionPhysicsComparing MaterialsShapes and PropertiesMagnetsMagnetismLightSoundLight and SoundMatterStates of MatterChanges of StateMixturesPhysical and Chemical ChangeHeating and CoolingHeat and Thermal EnergyEnergyForce and MotionElectrical CircuitsAtoms and MoleculesPeriodic TableMotion in One DimensionMotion in Two DimensionsScalars and VectorsForces and Laws of MotionCircular Motion and GravityMomentum and ImpulseWork, Energy, and PowerWavesElectromagnetic WavesGeometric OpticsElectricity and MagnetismSimple Harmonic MotionThermodynamicsNuclear PhysicsEarth Science & AstronomyWeatherWater CycleRocks and MineralsFossilsEarth's FeaturesEarth's ResourcesEarth's StructureWeather and ClimateEarth EventsFossils and Geologic TimePlate TectonicsHuman ImpactsAstronomyChemistryUnits and MeasurementAtomic StructurePeriodic TrendsChemical BondingNomenclatureMolecular StructureIntermolecular ForcesThe MoleStoichiometryProperties of GasesSolutionsChemical ReactionsBalancing EquationsEnergy ChangesRates of ReactionsEquilibriumAcids and BasesQuantum ModelBiologyClassificationCell StructureThe Chemistry of LifeBiomoleculesCellular TransportCell EnergyCell Growth and DivisionDNAProtein SynthesisMeiosis and Sexual ReproductionPatterns of InheritanceMulticellular OrganismsEvolutionEcologyBiodiversityComputer ScienceAlgorithms and Computational ThinkingProgramming LanguagesComputing SystemsNetworks and InternetData AnalysisCybersecurityAI and Machine LearningSoftware Design and DevelopmentBlockchainEngineering & AIDesigning ExperimentsEngineering PracticesDesign ThinkingEngineering Design ProcessMechanical EngineeringElectrical EngineeringMaterials and StructuresCAD and 3D DesignRoboticsArtificial Intelligence BasicsVibe CodingMachine LearningAI Ethics and SocietySystems ThinkingEntrepreneurship & InnovationEntrepreneurial MindsetBusiness Idea DevelopmentBusiness Plan BasicsMarketing & Customer DiscoveryFinancial Management for Startups

Soccer Collision Forces

An investigation into contact forces, peak force, and kinetic energy during head impacts in soccer collisions, featuring adapted assessments and teacher keys.

Nnebouchard

Soccer Collision Forces

An investigation into contact forces, peak force, and kinetic energy during head impacts in soccer collisions, featuring adapted assessments and teacher keys.

Nnebouchard

You might also like

Propeller Challenge Slides

Propeller Propulsion

A middle school project-based learning unit bridging motion, distance-time graphs, and energy transformations through a hands-on 15-meter propeller car design challenge.

Lenny Avatar
Lenny
7
Matter Detectives Practice Worksheet

Matter Detectives

An eighth-grade physical science lesson focused on classifying physical properties (size-dependent and size-independent) and chemical properties, identifying evidence of chemical changes, and using property and reaction data to identify unknown substances.

JS

Jennifer Sundstrom

3
Matter Detectives Slides

Matter Detectives Slides

A six-slide instructional presentation for eighth-grade physical science covering physical properties (size-dependent and size-independent), chemical properties and changes, the six signs of chemical reactions, and data-driven unknown substance identification.

JS

Jennifer Sundstrom

Ocean Depths Slides

Junior Ocean Scientists

An immersive marine science sequence preparing students for the Ocean Institute Junior Scientist Lab in Dana Point. Students investigate global ocean basins, depth zones, plankton ecology, seasonal wave and shell deposition, coastal hazards and flooding in Southern California, and build a collaborative classroom ocean mural.

HC

Hilary Chace

8
Energy Detectives Slides

Energy Detectives

An interactive elementary science lesson introducing the core forms of energy—Mechanical, Electrical, Light, Thermal, and Sound (MELTS)—through engaging visual instruction, hands-on detective investigations, and real-world evidence gathering.

Lenny Avatar
Lenny
4
Matter Detectives Answer Key

Matter Detectives Answer Key

A comprehensive two-page teacher answer key and instructional guide for the Matter Detectives practice worksheet, featuring model student answers, detailed scientific justifications, calculation steps, and pedagogical misconception notes, styled with extra-large, high-visibility fonts.

JS

Jennifer Sundstrom

Kelp Forest Video Slides

Ocean Habitat Explorers

A marine science sequence exploring vital ocean ecosystems through video investigations, visual vocabulary supports, and scaffolded comprehension activities tailored for ELD IV students.

SF

Shirley Fung

6
Seed Sprout Showdown Slides

Seed Sprout Showdown

A hands-on inquiry investigation where students test how different moisture levels affect seed germination and early seedling growth using clear zip-top baggies and paper towels.

Lenny Avatar
Lenny
4
Matter Detectives Practice Worksheet

Matter Detectives Practice Worksheet

A two-page student practice worksheet for eighth-grade physical science covering classification of physical (size-dependent and size-independent) and chemical properties, identification of the six signs of chemical change, and forensic data analysis to identify unknown substances, formatted with extra-large, high-visibility fonts and dialed-in spacing.

JS

Jennifer Sundstrom

Matter Check In Test Paper

Matter Check In

An 8th-grade science assessment and review lesson on physical properties of matter, pure substances, and homogeneous and heterogeneous mixtures aligned to NC Standard Course of Study 8.P.1.

KV

Kristelyn Ventura

3
Glow Stick CER Exemplar

Glow Stick CER Exemplar

An accessible, lowered-Lexile 8th-grade science CER exemplar and reference guide demonstrating how snapping a glow stick involves both physical and chemical changes. Uses simplified vocabulary, direct sentence structures, clear definitions, and student-friendly annotations.

SH

Sarah Hale

Mixture Sleuths Activity Worksheet

Mixture Sleuths

An inquiry-based 8th-grade physical science lesson where students explore physical combinations, classify homogeneous and heterogeneous mixtures through observable patterns, and design multi-step physical separation protocols.

KV

Kristelyn Ventura

4