,a/rolabe ( ,um> ibn ,yusuf

,kids' ,w+ _/ ,r#1d+ %elf _/ ,a/rolabe (
 ,um> ibn ,yusuf ,r#1d+ at yr level `* ,
object ,a/rolabe ( ,um> ibn ,yusuf ,a gr
{n-up r#1ds y ! %ort text#2 ! l;g} "o y 
r#1d yrf#4 '\xd#83c''\xdf#31' ,r#1d to m
e "<#d,-#f"> '\xd#83e''\xdded' ,i r#1d x
 myf "<#g,-#i"> ,a precise brass #9/ru;t
 made by a skill$ >tisan to tell pray} "
ts#1 ! ,qibla direc;n#1 & /> posi;ns #9 
! sky#4 ,a hi/oric a/rolabe craft$ #9 ,y
em#5 by ,pr#9ce ,um> ibn ,yusuf #9 ! ye>
 #fij ,,ah#4 ,! a/rolabe func;n$ z a por
table a/ronomical comput} us$ to calcula
te "t#1 track ! sun & />s#1 & det}m#9e !
 ,qibla#1 demon/rat+ ! ma/}y ( ,muslim >
tisans #9 unit+ sci#5tific preci.n ) >ti
/ic eleg.e#4 ,~! l#9ks l#1ve ! kids' w+ 
= ! big museum '\xd#83d''\xdeaa' ,! full
 text #9 ! big museum ,/orytell}s "<#aj,
-#ab"> r#1d ! ,explor}s text#1 !n cross 
to ! ,s*ol>s text#4 ,= gr{n-ups ,! level
$ texts >e writt#5 f ! same record #9 ! 
big museum at ?ree levels & foll{ ! kids
' #3t#5t rules#2 ! ,s*ol>s level does n 
appe> "h#4