Rationale: Students classify numbers as either rational or irrational.
CCSS: 8.NS.A.1
Browse Similar Content by Topic
Math ActivitiesOperations and Algebraic Thinking
Rational or Irrational?
Published: 6/8/2017 Updated: 6/11/2018
AccountabilityAuthentic ApplicationBook RecommendationsBrain BreaksBrain Compatible TeachingBrief LessonsCaregiver CommunicationChoiceClassroom LibraryCollaborative LearningConcept MappingConferringConferring NotebookCounting and CardinalityDaily RoutinesDifferentiationDiversity Equity and InclusionEngagement and MotivationEnvironmentFoundation LessonsGoal SettingGood-Fit BooksIndependent LearningInstructionKid TeacherManagement and BehaviorMaterialsMathMath ActivitiesMath LessonsMeasurement and DataMonthlyNumber and Operations in Base TenOperations and Algebraic ThinkingPivotPlanningProfessional LearningProgress MonitoringReadingRelationshipsSelf-RegulationTeaching IdeasWord StudyWriting
Beginning of the yearCelebrations and HolidayEarly Career TeacherELLGuest TeacherIntermediate GradesKindergarten and Pre-KLifelong LearningMiddle School GradesPrimary GradesSchool LeadersSelf-CareSmall GroupsStaying OrganizedSummerWhole Group
A Bad Case of StripesA Bad Case of Tattle TongueA Different PondA Quiet PlaceA Very Improbable StoryAlexander, Who's Not (Do you hear me? I mean it!) Going to MoveAlice the FairyAll Are WelcomeAlpertAmbitious GirlAn Extraordinary EggBad KittyBe KindBe You!Before She Was HarrietBig AlBlendedBold and Brave: Ten Heroes Who Won Women the Right to VoteChrysanthemumCinder EdnaClick Clack Moo Cows That TypeCount On MeCrickwingDesertsDex: The Heart of a HeroDog BreathDon't Let the Pigeon Drive the Bus!Don't Let the Pigeon Stay Up Late!Dragons Love TacosDreamersDrum Dream GirlDuck & GooseEdward the EmuEmmanuel's Dream: The True Story of Emmanuel Ofosu YeboahEnemy PieEyes and EarsFeathers: Not Just for FlyingFiona's LaceFish is FishFrog and Toad Are FriendsGingerbread BabyGiraffes Can't DanceGreedy ZebraGreen Eggs and HamHarry the Dirty DogHidden FiguresHow Full Is Your Bucket? For KidsHow I Became a PirateHuggapotamusI Am HumanI Need My MonsterI Went WalkingI Will Never NOT EVER Eat a TomatoIf You Give a Mouse a CookieInside Out and Back AgainIshJulián Is a MermaidJunebugKamala and Maya's Big IdeaKing Bidgood's in the BathtubLet the Children MarchLilly's Purple Plastic PurseMath CurseMax's WordsMirette On The High WireMiss Alaineus: A Vocabulary DisasterMiss Nelson is MissingMiss RumphiusMove!Muddy: The Story of Blues Legend Muddy WatersMummy MathMy Brother MartinMy Rotten Redheaded Older BrotherNo Jumping On The BedOfficer Buckle and GloriaOne Big Rain: Poems for Every Season CompiledOne Word PearlPete the Cat: I Love My White ShoesPink and SayRuby the CopycatSilly SallySkippyjon JonesSmall SaulSnowmen at NightSofa BoySomebody Loves You, Mr. HatchSonia Sotomayor: A Judge Grows in the BronxSpudsStephanie's PonytailStrega NonaThe Brand New KidThe Camping Trip That Changed AmericaThe Furry CaterpillarThe Girl Who Thought in Pictures: The Story of Dr. Temple GrandinThe Good EggThe Graves FamilyThe Grouchy LadybugThe Keeping QuiltThe Kissing HandThe Little Red Hen (Makes a Pizza)The LoraxThe MittenThe Most Magnificent ThingThe One Day HouseThe Polar ExpressThe Recess QueenThe Relatives CameThe Sandwich SwapThe True Story of the Three Little PigsThe Very Clumsy Click BeetleThe Very Hungry CaterpillarThe Watermelon SeedThere Was an Old Lady Who Swallowed a FlyThere Was an Old Lady Who Swallowed Fly GuyThis Is the DreamThose Darn Squirrels!Tikki Tikki TemboTryingWalter the Farting DogWe Are Water ProtectorsWemberly WorriedWhen Sophie Gets Angry—Really, Really AngryWhere The Wild Things AreWild Fibonacci: Nature's Secret Code RevealedWonderZinnia and DotZoom BroomZoomer
