,poison ,frog ,unit ,a ,table ( ,3t5ts ,meet ! ,poison ,frog """"""""""""""" #a ,:at ! ,poison ,frog ,looks ,l """""" #b ,! ,poison ,frog's ,habitat """"""""" #c ,poison ,frog ,unit ,a ,ma? ,skills #d ,problems = ,poison ,frog ,unit ,a ,problem #a """"""""""""""""""""""" #e ,problem #b """"""""""""""""""""""" #f ,problem #c """"""""""""""""""""""" #g ,problem #d """"""""""""""""""""""" #h ,problem #e """"""""""""""""""""""" #i ,problem #f """""""""""""""""""""" #aa ,3clu.n """""""""""""""""""""""""""" #ab ,gloss>y """"""""""""""""""""""""""" #ac ,meet ! ,poison ,frog ,poison frogs >e ^1amphibians4 ,!y >e small1 ab ! size ( a pap] clip4 ,"s ^1poison frogs ^1excrete a ^1tox9 f _! sk9 t c 2 d1dly4 ,!y use ? tox9 to protect !mvs f ^1pr$ators4 ^1,poison frogs >e b"rly color$1 9clud+ r$1 gre51 blue & yell[4 ,! b"r colors w>n pr$ators t ! frogs >e ^1toxic4 ^1,poison frogs ^1reproduce by lay+ e7s1 : turn 9to ^1tadpoles & !n adult frogs4 ,:at ! ,poison ,frog ,looks ,l ,! graphic ( ! b"r blue poison frog %[s x 9 two ways4 ,9 ! upp] left corn] ! frog is %[n 9 actual size abv a draw+ ( a pap] clip4 ,! second graphic %[s ! frog fac+ to ! left4 ,xs legs >e bo? b5t l an elb[4 ,ea* foot has ?ree l;g toes t >e spr1d wide a"p4 ,x has a l>ge left eye ) an almond-%ap$ pupil4 ,xs m\? is drawn z a l9e t ext5ds 2h ! eye1 su7e/+ a v l>ge m\?4 ,! frog has fa9t speckles on xs back4 ,! animal graphic is sep>ate4 ,! ,poison ,frog's ,habitat ,poison frogs live 9 ^1moi/ ^15viron;ts s* z ! ^1ra9=e/s 9 ^1,c5tral ^1,am]ica & ^1,s\? ^1,am]ica4 ,!y eat ^19sects !y cat* ) _! l>ge t;gues4 ,poison frogs (t5 live 9 gr\ps & sp5d _! "ds hopp+ 9 ! ^1ra9=e/ look+ = ^1prey4 #c ,poison ,frog ,unit ,a ,ma? ,skills ,! problems 9 ? unit w give y a *.e to le>n m ab ! poison frog & xs ^1habitat4 ,y w 2 practic+ add+ & subtract+ ^1frac;ns ) l ^1d5om9ators4 ,2 sure to r$uce yr answ]s to ^1simple/ ^1t]ms4 ,tactile graphics >e provid$ to solve prkblems #b & #e4 #d ,poison ,frog ,unit ,a ,problem #a ,problem3 ,! ,gold5 poison frog has 5 ^1poison to kill #aj adult humans6 ,! frogs make ! ^1poison f ^1*emicals 9 ! ^19sects !y eat4 ,ab #e/h ( ! frog's diet is ants1 #b/h is t]mites & #a/h is o!r 9sects4 ,:at ^1frac;n ( ! diet is ants & t]mites tgr8 ,h9t #a3 8,tgr0 m1ns ? is an addi;n problem4 ,h9t #b3 ,! frac;ns h ! same d5om9ator1 s j add ! two num]ators #e & #b4 #e ,poison ,frog ,unit ,a ,problem #b ,look at ! tactile graphic4 ,problem3 ,! map %[s ! frac;n ( poison frogs 9 f\r ^1,c5tral ^1,am]ican c.tries t 7 9fect$ ) ! *ytrid " fungus4 ,! ^1fungus causes ! frog's sk9 to gr[ ?ick1 mak+ x h>d = ! frog to br1!4 ,:at is ! di6];e 2t ! ^1frac;n ( 9fect$ frogs 9 ,honduras comp>$ to ,co/a ,rica8 ,h9t #a3 8,di6];e0 m1ns t ? is a subtrac;n problem4 ,h9t #b3 ,subtract #a/e f #b/e4 #f ,poison ,frog ,unit ,a ,problem #c ,problem3 ,! ,h>lequ9 poison frog m/ fe$ xs ^1tadpoles e7s :ile !y gr[4 ,a "m frog ^1deposits or l1ves e7s = h] tadpoles4 ,?ree ( ! tadpoles get #e/g ( ! e7s & ano!r two tadpoles get #a/g ( ! e7s4 ,:at ^1frac;n ( e7s 0 left = ! la/ ?ree tadpoles8 ,h9t #a3 ,? problem takes two /eps3 f/ add ! frac;ns1 !n subtract f ! :ole4 ,h9t #b3 ,subtract ! frac;n #f/g f #g/g to f9d ! answ]4 #g ,poison ,frog ,unit ,a ,problem #d ,problem3 ,gold5 poison frogs lose _! ^1toxic;y :5 9 captiv;y 2c !y >e f$ a diet ( crickets & flies1 : lack ! ^1poison ^1*emicals4 ,af ?ree weeks 9 ^1captiv;y1 ! frogs >e #c/h less ^1toxic4 ,af two ye>s1 !y >e #g/h less ^1toxic4 ,:at is ! di6];e 2t ! two ^1toxic;y levels8 ,h9t #a3 8,di6];e0 m1ns y ne$ to subtract4 ,h9t #b3 ,subtract #c/h f #g/h & rememb] to r$uce yr answ]4 #h ,poison ,frog ,unit ,a ,problem #e ,species 9 ,dang] by ,3t95ts 7777777777777777777777777777777777777777 ,poison ,frog ,3t95t ,species 9 ,dang] "333333333333 "3333333333333333 ,asia """"""" #b/aj ,nor? ,am]ica #1/aj ,s\? ,am]ica #d/aj gggggggggggggggggggggggggggggggggggggggg #i ,poison ,frog ,unit ,a ,problem #e ,look at ! tactile graphic4 ,problem3 ,! table %[s ! frac;n ( poison frog ^1species >.d ! _w t >e 9 dang] ( ^1ext9c;n due to loss ( ^1habitat & ! ^1fungus4 ,:at is ! di6];e 2t ! ^1frac;n ( ^15dang]$ species 9 ^1,s\? ^1,am]ica comp>$ to ^1,nor? ^1,am]ica8 ,h9t #a3 8,di6];e0 m1ns to subtract4 ,!n r$uce yr answ]4 ,h9t #b3 ,r$uce yr answ] by divid+ bo? ! num]ator & d5om9ator by #b4 #aj ,poison ,frog ,unit ,a ,problem #f ,problem3 ^1,sci5ti/s >e 9t]e/$ 9 ! ^1toxic sub/.e on ! poison frog's sk9 2c x cd help ) he>t 41se1 weie s small t x c 2 di6icult to collect ! ^1tox9 f _! t9y bodies4 ,9 "o /udy1 #c/f ( ! frogs _h 5 ^1tox9 to ^1extract1 & ano!r #a/f _h ! ^1tox9 b 7 too small = samples to 2 tak51 & ! re/ did n h any ^1tox94 ,:at ^1frac;n ( ! frogs did n h any ^1tox98 ,h9t #a3 #d/f ( ! frogs _h ! tox94 ,to f9d h[ _m did n h x1 y ne$ to subtract #d/f f ! :ole4 ,h9t #b3 ,subtract #d/f f #f/f & r$uce ! answ]4 #aa ,3clu.n ,y h complet$ ,poison ,frog ,unit ,a6 ^1,sci5ti/s hope _m ( ! b1uti;l poison frog ^1species c 2 sav$ f ^1ext9c;n "? ^1pres]va;n ( ! ^1ra9=e/s & m rese>* on ! *ytrid ^1fungus4 #ab ,gloss>y amphibian ,amphibians >e cold-blood$ v]tebrates born 9 ! wat]4 ,_m adults live bo? on l& & 9 ! wat]4 ,examples >e frogs & toads4 captiv;y ,animals held 9 captiv;y >e prev5t$ f escap+4 ,animals t live 9 zoos or on pres]ves >e liv+ 9 captiv;y4 ,c5tral ,am]ica ,c5tral ,am]ica is a geographic region t 3nects ,nor? ,am]ica ) ,s\? ,am]ica4 ,2lize1 ,guatemala & ,panama >e c.tries 9 ,c5tral ,am]ica4 *emical ,a *emical is a sub/.e t has specific "*i/ics or prop]ties4 ,*emicals c 2 9 solid =m1 or !y c 2 liquids or gasses4 d5om9ator ,! d5om9ator is ! numb] ( equal "ps t ! :ole is divid$ 9to4 ,9 a frac;n1 x is 2l ! l9e or frac;n b>4 deposit ,deposit m1ns to place or l1ve "s?+4 ,_m amphibians deposit _! e7s & at a lat] "t ! babies hat* f ! #ac e7s4 5dang]$ ,5dang]$ ref]s to species ^: numb]s >e s small t !y may g ext9ct & no l;g] exi/ on ,e>?4 excrete ,excrete m1ns to remove f ! body4 ,= example1 humans excrete sw1t f _! bodies4 ext9c;n ,ext9c;n m1ns t a species no l;g] exi/s on ,e>?4 extract ,to extract "s?+ is to remove x f 9side "s?+ else4 ,= example1 poison c 2 extract$ f a rattlesnake's fangs4 frac;n ,a frac;n is a numb] t repres5ts "p ( a :ole4 ,x has a num]ator & a d5om9ator4 #a/b is a frac;n4 fungus ,a fungus is a liv+ organism t c gr[ on an animal's sk9 & may cause ! animal to 2come sick or die4 habitat ,a habitat is ! natural place ": an animal lives4 9sect ,9sects >e small animals ) six legs t (t5 h w+s4 ,examples ( 9sects 9clude flies1 bees1 & ants4 moi/ 5viron;t ,a moi/ 5viron;t is a liv+ space t is damp & rema9s wet4 #ad ,frogs live 9 a moi/ 5viron;t4 ,nor? ,am]ica ,nor? ,am]ica is a 3t95t 3ta9+ ,canada1 ! ,unit$ ,/ates & ,mexico4 poison ,a poison is "s?+ t c h>m or kill an animal or plant4 pr$ator ,a pr$ator is an animal t hunts o!r animals = food4 pres]ve ,a pres]ve is an >ea ": animals live & >e protect$ f 2+ h>m$ or hunt$ by p4 prey ,prey >e animals t >e eat5 z food by o!r animals4 ra9=e/ ,a ra9=e/ is a =e/ 9 an >ea ": "! is a lot ( ra94 ,c5tral & ,s\? ,am]ica h _m ra9=e/s4 reproduc;n ,reproduc;n is ! biological process 9 : babies >e cr1t$ by p>5ts4 sci5ti/s ,sci5ti/s >e p :o /udy nature4 ,sci5ti/s >e 9t]e/$ 9 animals' 2havior & _! habitats4 simple/ t]ms ,simple/ t]ms m1ns t 9 a frac;n "! is no numb] except #a t c equally divide ! num]ator & d5om9ator4 ,s\? ,am]ica ,s\? ,am]ica is a #ae 3t95t 3ta9+ #ac c.tries1 ! bi7e/ ( : >e ,brazil1 ,>g5t9a1 & ,p]u4 species ,a species is a gr\p ( animals t >e closely relat$ to ea* o!r4 ,!y c reproduce ) ea* o!r b n ) o!r animals t >e n ( ! same species4 tadpole ,a tadpole is a "y frog or toad4 ,a tadpole lives 9 wat] & has gills & a tail4 toxic ,a toxic sub/.e is "s?+ t is poison\s or d1dly4 toxic;y ,toxic;y ref]s to ! am.t ( poison or tox9 ( a specific animal4 tox9 ,a tox9 is a poison\s sub/.e t an animal makes xf4 #af ,poison ,frog ,unit ;,b ,table ( ,3t5ts ,meet ! ,poison ,frog """"""""""""""" #a ,:at ! ,poison ,frog ,looks ,l """""" #b ,! ,poison ,frog's ,habitat """"""""" #c ,poison ,frog ,unit ;,b ,ma? ,skills #d ,problems = ,poison ,frog ,unit ;,b ,problem #a """"""""""""""""""""""" #e ,problem #b """"""""""""""""""""""" #f ,problem #c """"""""""""""""""""""" #g ,problem #d """"""""""""""""""""""" #h ,problem #e """"""""""""""""""""""" #i ,problem #f """""""""""""""""""""" #aj ,3clu.n """""""""""""""""""""""""""" #aa ,gloss>y """"""""""""""""""""""""""" #ab ,meet ! ,poison ,frog ,poison frogs >e t9y frogs f.d 9 ! ^1ra9=e/s ( ^1,c5tral ^1,am]ica & ^1,s\? ^1,am]ica4 ,_! sk9 c 2 ^1poison\s1 : helps protect ! frogs f ^1pr$ators4 ,mo/ poison frog ^1species >e b"rly color$4 ,!y c 2 r$1 yell[1 blue or gre54 ,p "s"ts call !m ! 8jewels ( ! ^1ra9=e/0 2c ( _! colors4 ,"s ^1species h color comb9a;ns4 ,= example1 ! ,/rawb]ry ,poison ,frog has a b"r r$ body & blue legs1 s x is call$ ! 8blue-j1ns0 frog4 ,:at ! ,poison ,frog ,looks ,l ,! graphic ( ! b"r blue poison frog %[s x 9 two ways4 ,9 ! upp] left corn] ! frog is %[n 9 actual size abv a draw+ ( a pap] clip4 ,! second graphic %[s ! frog fac+ to ! left4 ,xs legs >e bo? b5t l an elb[4 ,ea* foot has ?ree l;g toes t >e spr1d wide a"p4 ,x has a l>ge left eye ) an almond-%ap$ pupil4 ,xs m\? is drawn z a l9e t ext5ds 2h ! eye1 su7e/+ a v l>ge m\?4 ,! frog has fa9t speckles on xs back4 ,! animal graphic is sep>ate4 ,! ,poison ,frog's ,habitat ,! ^1ra9=e/s ( ^1,c5tral ^1,am]ica & ^1,s\? ^1,am]ica >e home to ov] #bjj di6]5t ^1species ( ^1poison frogs4 ,! frogs se>* = ^19sects & spid]s on ! =e/ floor & cat* _! ^1prey us+ _! t;gues4 ,"s ^1species >e ^15dang]$ 2c p >e mov+ 9to ! ^1ra9=e/ >1s to build homes & to gr[ crops4 ,ano!r ?r1t is illegal ^1smu7l+ ( ! b"rly-color$ frogs to sell z pets4 ,un=tunately1 ! frogs usually d n survive \tside ( _! natural ^1habitat4 ,poison ,frog ,unit ;,b ,ma? ,skills ,9 ? unit1 y'll 2 "w+ ) ^1mix$ ^1numb]s z y le>n m ab ! poison frog4 ,rememb] to r$uce yr answ]s to ^1simple/ ^1t]ms4 ,tactile graphics >e provid$ to solve problems #b & #e4 ,poison ,frog ,unit ;,b ,problem #a ,problem3 ,poison frogs >e s t9y t !y d n wei< v m*4 ,"o poison frog wei<$ #a#a/c ^1grams1 & ano!r wei<$ #a/c ^1gram m4 ,h[ m* did ! l>g] frog wei<8 ,h9t #a3 ,! d5om9ators ( ! frac;ns >e ! same1 s y c add ! num]ators4 ,rememb] to add ! :ole numb]4 ,h9t #b3 ,l1ve a space 2t ! :ole numb] & ! frac;nal "p :5 y 5t] yr answ]4 @.<,9 brl1 a mix$ numb] does n 3ta9 a space 2t ! :ole numb] & ! frac;n4@.> ,poison ,frog ,unit ;,b ,problem #b ,look at ! tactile graphic4 ,problem3 ,! numb] l9e %[s blue poison frog develop;t4 ,^! frogs sp5d a %ort p]iod develop+ 9 ! egg4 ,!n !y hat* & live z ^1tadpoles 2f r1*+ adulthood4 ,use ! numb] l9e to det]m9e :at ^1frac;n ( a ye> ^! frogs sp5d develop+ 9to adults4 ,rememb] "! >e #ab mon?s 9 "o ye>4 ,h9t #a3 ,! num]ator w 2 ! numb] ( mon?s z an egg plus ! mon?s z a tadpole4 ,h9t #b3 ,! num]ator is #c mon?s4 ,! d5om9ator is ! numb] ( mon?s 9 "o ye>4 ,r$uce yr answ]4 ,poison ,frog ,unit ;,b ,problem #c ,problem3 ,poison frog ^1tadpoles hat* f t9y e7s4 ,"o egg is #b#c/h ^1millimet]s " l;g4 ,twelve "ds lat]1 :5 ! ^1tadpole comes \ ( ! egg1 x is #h#e/h mm l;g4 ,h[ m* l;g] is ! ^1tadpole comp>$ to ! egg8 ,h9t #a3 ,subtract ! small] frac;n f ! l>g] frac;n & ! small] :ole numb] f ! l>g] :ole numb]4 ,h9t #b3 ,yr answ] w 2 a mix$ numb]4 ,rememb] to r$uce ! frac;nal "p4 ,poison ,frog ,unit ;,b ,problem #d ,problem3 ,"s poison frog ^1species >e only #b/e ( an ^19* l;g4 ,"o frog cd fit on yr ?umbnail6 ,"s ( ! l>ge/ ^1species c 2 #b#a/e ^19*es l;g1 : is ab ! l5g? ( a human adult's ?umb4 ,h[ m* l;g] is ! l>ge/ ^1species comp>$ to ! smalle/ ^1species8 ,h9t #a3 #b#a/e is #aa/e 9 improp] =m4 ,subtract ! small] l5g? to f9d ! di6];e 9 l5g?4 ,h9t #b3 ,subtract #b/e f #aa/e1 & !n r$uce yr answ] to a mix$ numb]4 ,poison ,frog ,unit ;,b ,problem #e ,look at ! tactile graphic4 ,problem3 ,! circle graph %[s results f a frog ^1species ^19v5tory4 ,:at ^1frac;n ( ! frog ^1species has ^18poison0 9 _! common "n8 ,don't =get to r$uce yr answ] to xs simple/ =m4 ,h9t #a3 ,f/ y'll ne$ to add up all ! numb]s f ea* species to get ! d5om9ator4 ,h9t #b3 ,! total numb] ( frogs is #gb4 ,add ! numb] ) 8poison0 9 _! "n to get ! num]ator1 & r$uce4 ,poison ,frog ,unit ;,b ,problem #f ,problem3 ,female poison frogs >e usually l;g] ?an males4 ,a female m1sures #d#g/aj ^1c5timet] "1 & a male m1sures #c#i/aj cm4 ,h[ m* l;g] is ! female ?an ! male8 ,h9t #a3 ,express bo? frac;ns 9 improp] =m1 & subtract to f9d ! di6];e 9 l5g?4 ,h9t #b3 ,subtract #ci/aj f #dg/aj1 & simplify ! answ]4 ,3clu.n ,y h complet$ ,poison ,frog ,unit ;,b6 ,n[ y "k h[ small poison frogs >e & h[ !y ^1excrete ^1tox9s to protect !mvs4 ,gloss>y c5timet] ,a c5timet] is a metric unit ( m1sure;t4 ,x takes #b#a/b c5timet]s to equal "o 9*4 ,c5tral ,am]ica ,c5tral ,am]ica is a geographic region t 3nects ,nor? ,am]ica ) ,s\? ,am]ica4 ,2lize1 ,guatemala & ,panama >e c.tries 9 ,c5tral ,am]ica4 5dang]$ ,5dang]$ ref]s to species ^: numb]s >e s small t !y may g ext9ct & no l;g] exi/ on ,e>?4 excrete ,excrete m1ns to remove f ! body4 ,= example1 humans excrete sw1t f _! bodies4 frac;n ,a frac;n is a numb] t repres5ts "p ( a :ole4 ,x has a num]ator & a d5om9ator4 #a/b is a frac;n4 gram ,a gram is a unit ( weie small animals ) six legs t (t5 h w+s4 ,examples ( 9sects 9clude flies1 bees1 & ants4 9v5tory ,an 9v5tory is a li/ ( items4 ,sci5ti/s c.t plants & animals 9 an >ea & make a li/ ( !m4 millimet] ,a millimet] is a metric unit ( m1sure;t t is v1 v small4 ,yr s*ool ,,id or yr p>5t's cr$it c>d is #a millimet] ?ick4 mix$ numb] ,a mix$ numb] has a :ole numb] & a frac;nal "p4 ,= example1 #c#a/b is a mix$ numb]4 poison ,a poison is "s?+ t c h>m or kill an animal or plant4 pr$ator ,a pr$ator is an animal t hunts o!r animals = food4 prey ,prey >e animals t >e eat5 z food by o!r animals4 ra9=e/ ,a ra9=e/ is a =e/ 9 an >ea ": "! is a lot ( ra94 ,c5tral & ,s\? ,am]ica h _m ra9=e/s4 simple/ t]ms ,simple/ t]ms m1ns t 9 a frac;n "! is no numb] except #a t c equally divide ! num]ator & d5om9ator4 smu7le ,to smu7le "s?+ m1ns to move x f "o >ea to ano!r secretly4 ,s\? ,am]ica ,s\? ,am]ica is a 3t95t 3ta9+ #ac c.tries1 ! bi7e/ ( : >e ,brazil1 ,>g5t9a1 & ,p]u4 species ,a species is a gr\p ( animals t >e closely relat$ to ea* o!r4 ,!y c reproduce ) ea* o!r b n ) o!r animals t >e n ( ! same species4 tadpole ,a tadpole is a "y frog or toad4 ,a tadpole lives 9 wat] & has gills & a tail4 tox9 ,a tox9 is a poison\s sub/.e t an animal makes xf4