What you’ll need •Aselectionofstring,wool

orcord,5–10mlong•Paper•Pensorpencils•Stickytape•Atapemeasure

(withcentimetremeasures)

•Braveexplorers–thesecouldbeteddys,mascotsorsimilar

•Acalculator(optional)

What you’ll get out of it •Calculatespeed.•Createazipwire.•Workasateam.•Keeptotime.

Innovate

Skill

s bu

ilder

Speedy explorers60 mins

Stage

3

©Girlguiding2018Registeredcharitynumber306016.

Aim of activity Speedisoftheessenceinthiszipwirechallenge!Tryoutdifferentmaterialsandtechniquestocreatearapidroutetothefinish.

•Otherconstructionitems,likecardboard,pipecleaners,safetypinsorglue(optional)

Innovations Speedy explorers.indd 1 21/03/2018 11:41

Stay safeAlwaysattachyourzipwiretosomethingyoucaneasilyreach,likethetopofachairoradoorhandle.Ifyou’reattachingyourzipwiretosomethinghighup,getyourleadertohelp.Makesureyoudon’tstandonanythingunstableoroverreach.

Note to leader Youcouldaskgirlstobringasofttoyorfigurinetobetheexplorer.Oryoucoulddrawafaceonaballoon.Ifyou’redoingtheactivityoutside,tryusingwaterballoonsforanaddedsplash!

Before you startIt’sagoodideatomakeascorecharttohelpwiththesuminstep5.

What to doGetintoteamsofthreetosix.Yourtaskistomakeazipwireatleast

500cmlongtotransportanexplorer(ateddyorsimilar).

Getyourexplorerandlookatthematerialsyouhave.Talktogetherfor

afewminutesabout:•Whereyou’llstartyourzipwire(thismightbe

acupboard,adoor,ortheendofthespace)•Whereyou’llendyourzipwire•Howlongit’llbe–atleast500cm•Whatyourzipwirewillbemadefrom•Howsteepit’llbe•Howyou’llattachyourexplorertothe

zipwire

2

Top tipTheaimofthechallengeistocreatethefastestzipwire,butbecauseofthesumyou’lldoinstep5,thefastestmightnotbetheshortest!Youcouldhavealongerzipwiretohelpyourexplorergofast.

Youhave20minutestomakeyourzipwireusingthematerials–use

yourtimewisely!

Someonefromanothergroupshouldmeasureyourzipwireincmand

noteitdown.Then,sendyourexplorerdownitwhiletheytimehowlongittakesinseconds.

Howfastdidtheygo?Tofindthisoutyouneedtodothissum:

length÷time=speed.

So,itmightbe500cmdividedby6secondswhichis83.3.Sotheexplorerwent83.3cmpersecond!Usethecalculatorifyouneedto.

Onceyouknowwhichexplorerwasthespeediest,talktogetherabout

why.Whichmaterialsorideasworksbest?

Take it furtherSeeifyoucanimproveyourzipwiretomakeyourexplorertravelevenfaster,orswapexplorerswithanotherteamtoseeifthatmakesadifference.Youcouldevenhaveagoyourself–visitarealzipwireandseewhoinyourgroupisthespeediest!

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5

6

Innovate

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Groupname

Lengthofwire(incm)

Time(inseconds) Speed

Innovations Speedy explorers.indd 2 21/03/2018 11:41