bbc.co.uk/digin

Grow your own grub.

Science ObjectiveTo understand what plants need in order to grow Resources •3courgetteseeds•Potsandsoilforeachplant•Measuringjug•Ruler•Water•Digitalcamera

Teaching activityIntroductionAsktheclassto…•WatchtheGROWcourgetteanimationatbbc.co.uk/digin.•Discusswiththeclasswhataplantneedstogrowsuccessfully.Recordallanswerstoreferbacktoattheendof thelesson.•Inpairs,discuss:“Doestheamountofwateraffecthowwelltheplantgrows?”•Createatwo-pointpredictionandhypothesisbasedontheabovequestion.Writeafairtestthinkingaboutone thingthatwillchangeintheexperiment,andthenumberofthingswhichwillstaythesameinorderforthetest tobefair.

Activity•Plantthreecourgetteseedsintoseparatecontainers.•Decideondifferentamountsofwatereachplantwillbegiven.(Try:10ml,30mland50ml). Watertheplantswitheachamountofwatereachday.•Monitortheinvestigationoveracoupleofweeksbyusingaresultstabletorecordtheheightof eachplantperdayorweek.Attheendoftheinvestigationagreeatwopointconclusionstating whichamountofwaterhelpedtheplantgrowbigger.•Takephotosoftheplantatitsdifferentstages.

Plenary(ongoingthroughthelessonandthenextfewweeks)•Discusswhataplantneedstogrowsuccessfully.Referbacktothenotesmadeintheintroduction.Arethereanyotherfactorswhichmayaffectitsgrowth?Planasimilarexperimenttotestanyothertheories.•ICTlink–iflookingatlightortemperature,usedataloggerstorecordthedifferentconditions,thentransfertheinformationintoagraphforanalysis. Extension•Dissectafullygrownplanttorevealitscomponentparts.Labelthepartsoftheplant andlaminateitforevidence.

bbc.co.uk/digin

Grow your own grub.

National CurriculumSc1.2 a.Askquestionsanddecidehowtofindanswerstothem.b.Usesimpleinformationsourcestoanswerquestions.c.Thinkaboutwhatmighthappenbeforedecidingwhattodo.d.Recognisewhenatestorcomparisonisunfair.e.Followsimpleinstructionstocontroltherisks.f.UseICTtocommunicatewhathappened. Sc2.3 a.Usesensestorecognisesimilaritiesanddifferencesbetweenmaterials.b.Recogniseandnamethecommontypesofmaterials.

Scottish Curriculum for Excellence Icanidentifyandclassifyexamplesoflivingthings,pastandpresent,tohelpmeappreciatetheirdiversity. Icanrelatephysicalandbehaviouralcharacteristicstotheirsurvivalorextinction.SCN2-01a

Icanusemyknowledgeoftheinteractionsandenergyflowbetweenplantsandanimalsinecosystems,foodchainsandwebs.Ihavecontributedtothedesignorconservationofawildlifearea.SCN2-02a

Throughcarryingoutpracticalactivitiesandinvestigations,Icanshowhowplantshavebenefitedsociety.SCN2-02b

Ihavecollaboratedinthedesignofaninvestigationintotheeffectsoffertilisersonthegrowthofplants.Icanexpressaninformedviewoftherisksandbenefitsoftheiruse.SCN2-03a

NI CurriculumLang+Lit:Talkingandlistening,reading,writing,presentationskills,ICTWorld Around Us:Mainstagesinlifecycles,plantsandplantgrowth,howchangeoccursinthenaturalworld(ScienceandTechnology,ICT),Howlivingthingsinteractwithintheenvironment,howlivingthingssurvive(Geography)Mathematics and Numeracy:placeeventsinorderof‘likelihood’,estimation,collecting,representingandinterpretingdata(HandlingData,ICT)