App Inventor Concept Cards provide a quick way to learn new App Inventor code and concepts. Each of the cards can be printed out, folded in half, and used to prompt students to explore a concept in App Inventor such as timers, sounds, movement, math, multi screens, making colors, etc.

1. !""#$%&'()$"&&
!
!
!""#$%&'"#()#*+,-*.#/""+'0#$-%.,#/&"+%#1+2*$#
2+3*#/#4./$-#$%&'"#5-*'#,5%#%(6*4,$#4%22+"*#
%.#2%'0*.#/&"+%#1+2*$#2+3*#(/430.%&'"#7&$+48#
!
<.7&=.5",&&
7'*!/011!%$$6!.#$)$!&'(+'%$%.)!0%!
,'*-!6$)03%!)&-$$%8!!
• 0)77($!
• '()$"!
• >15,.+!
*+,&*-./.&
01(23/&&
9-57&:(./&#7&6.5$;&
"#$%!0)77($4&0)!&10&5$6!.#$!6.(8&
)'*%6!/011!+12,4!!
"#$%!'2+..$4&&'($)!*+!'%!,'*-!+#'%$!
.#$!0523%+()$"6)/#2&/011!).2-.!+12,0%34!!

2. !"#$%&'()"*&+(
!
!
!"#$%&'($)*+,-%)'%*"..$,%/*$,%0'1%
&*"#$%0'12%.*',$3%
%
@+4(A+#/:((
"#$!%&''!())*!+,)-)!.#/0#()(+-!&(!
1#$2!*)-&3(!-.2))(4!!
• ,-#'+!
• !*.&/!
• 011+2+3*-+4+3!+&5*3!
• 6#7+2!
93:(9"+5+(;2*1$5((
<"#4(=*+5(%4(>+#&?(
5,)!011+2+3*-+4+3!+&5*38!"#$%&'(
)6)(+!%&''!*)+).+!%,)(!+,)!0,#()!&-!
-,78&(3!7(*!+,)(!+,)!9)#%!-#$(*!%&''!
0'71!7(*!+,)!0,#()!%&''!6&:27+)!;#2!<=!
/&''&-).#(*->!!

3. !!!!!!!"#$%&%'(!)*(+!
!!!!!!!,-((#'.!
!
!
!"#$%&%'()*+$%,-%+"./0*12%&%,.++"1"!
!
!
C%(!A%021!
9.6!2&,,!'$$8!-1$0$!5.43.'$'-0!&'!-1$!
8$0&:'!05*$$';!!
• /0'$0.!
• 869*(%!
• ,-((#'!!
>91!>+%.%!,5#=4.!!
?+0(!@#%.!*(!"%0'7!
#$%&'$!(!.6%%2!)(*&(+,$!-.!/!-.!0$-!-1$!1.2!%(*!-1$!
03*&-$!2&,,!4.)$!$(51!-&4$!-1$!+6--.'!&0!5,&57$8"!!!
!
!
<1$!:%;(</5*=4!$)$'-!4.)$0!-1$!+(,,!-.!-1$!,$%-!
$)$*=!-&4$!-1$!+6--.'!&0!-.651$8"!!
<1$!A*B+(</5*=4!$)$'-!4.)$0!-1$!+(,,!-.!-1$!*&:1-!
$)$*=!-&4$!-1$!+6--.'!&0!-.651$8"!!
/0'!1#-!022!3-((#'.!(#!&04%!(+%!3055!
&#$%!-6!0'2!2#)'7!

4. !
!!!!!!!"#$%&%'(!)*(+!,%'-#.-!
!
C%(!D%3<B!
7%)!,4++!5''(!./'-'!&%0#%5'5.-!45!8%)$!('-435!
-&$''59!
• 23'$3-4!,5.*(%4!6.*%'(3(*#',%'-#.4!27#89!!
!
!
!"#$%&%'()*+$%,-%+*.+*/0%-"1)%(2"/$%%
A.B!A+%-%!/7#89-!
!
=+3(!>#%-!*(!"%3'?!!
"!#$%&'()$'!&*++'(!"#$%/01!,*-!&$'*.'(!./*.!
0%1'-!./'!2)3!45!./'!(4$'&.4%5!./*.!./'!#/%5'!4-!
.4+.'(6!
:/'!6.*%'(3(*#',%'-#.:;'17%!4-!)-'(!.%!.'++!
./'!2)3!,/4&/!(4$'&.4%5!.%!0%1'!2*-'(!%5!,/*.!
*53+'!8%)$!#/%5'!4-!.4+.'(6!!!
:/'!6.*%'(3(*#',%'-#.:"31'*(0<%!4-!)-'(!.%!
.'++!./'!2)3!,/*.!-#''(!.%!0%1'!2*-'(!%5!/%,!
0)&/!.4+.!8%)!*$'!#)..453!%5!8%)$!#/%5'6!
!
!
;/'5'1'$!./'!27#89@:A*&%.!<4$'-=!./'!'1'5.!
"#$%/01!,4++!2'!&*++'(6!
!
!

5. !
!
!
"#$%&%'(!#'!)!*+&%,!
<%(!=%)>3!
?#.!8/--!(%%@!,0%&%!+#"7#(%(,&!/(!
A#.2!@%&/9(!&+2%%(B!
• -)'$)5!
• :;,+(%!
• -.#/0!!
!
!"#$%&%'()*+$%,*+-%+-$%(&..*/0%"1%+*2$3%%
!
*,3!*4%5%!6.#/05!
74)(!8#%5!+(!"%)'9!
"#$%*#!"#$%&!'(!#)*%+,!,#!'(!')&#-.,%!
-#+',/#(!#(!,0%!+'($'&1!(#,!'!2%-',/$%!
'"#.(,3!
-.#/01!0'&!'(!>(,%2$'-!,0',!&7%+/5/%&!0#8!
#5,%(!,0%!C/"%2!&0#.-@!9#!#55!'(@!,0%!C/"%2!
%$%(,!&0#.-@!)%!+'--%@3!
!
!
40%(%$%2!,0%!-.#/0!12*+&%,!5/2%&!
,0%!672/,%!8/--!"#$%!,#!,0%!2/90,!:;!
7/<%-&!&/(+%!,0%!672/,%=&!>(,%2$'-!/&!
:3!
!
!

6. !!!!!! !"#$%#&"#'(!)*+,-!!
!!!!! !.'/,+,0#!
B,#!C,$-3!
=)*!9'//!%$$,!&#$($!+)43)%$%&(!'%!&#$!
,$('>%!(+5$$%?!!
• ?$0/$;@!"(%*#,@!?:'94@!A!><##'0!!
!
!
)%3!)6,;,!>:'94;!
!"#$%&''()$%*"+%+,-%.$+/%*(%*(.0"%&%
1.**(,%*(%$*&/*%&,-%$*(2%&%32/#*+%4(5#,6%
)#*"%*"+%2&$$#,6%(7%*#4+8%
%
!
D6$#!E',;!*#!.,$0F!
"#$%!&#$!"#$%#"#'(><##'0=?:*94!'(!&)*+#$,-!'.!&#$!
+/)+0!'(!$%12/$,!&#$%!(&)3!&#$!&'4$5!1%,!,'(3/16!(&15&!
)%!&#$!2*&&)%7!8#'(!9'//!(&)3!&#$!:35'&$;(!4)<$4$%&7!
8#$!)33)('&$!9'//!#133$%!9#$%!&#$!+/)+0!'(!,'(12/$,7!!
!
!
1'2!#%3!+$4*05!#6,!'78,9#!96$05,!$:;'!
-*%,9#*'0;!,$96!#*+,!#6,!7<##'0!*;!9:*94,-=!!

7. !"#$%&'()&(#((
*#&+#,(
!
!
!"#$%&'("%)*+$,"%#-"'..%/0,%.-",,+%/'%
1"#2%#%-("3,1%4*+,%#4'+$%/0,%5#/0%')%
&'("%)*+$,"6%%
!
?2/(@2#68(
"#$!%&''!())*!+,)-)!.#/0#()(+-!&(!
1#$2!*)-&3(!-.2))(4!!
• *#&+#,!
• -.//)&!
• 0#123!
7"8(792,2(-3):;,((
<9#/(!)2,(%/(=2#&>(
5,)(!+,)(*#&+#,45!"#''26()6)(+!&-!
+2&33)2)*7!8!.$26)*!'&()!%&''!9)!*28%(!
:2#/!%,)2)!1#$!:&(3)2!-+82+)*!#(!+,)!
-.2))(!+#!%,)2)!&+!%8-!*2833)*;!!
5,)(!+,)(*32#"5*3%:;(9$++#(!&-!
+#$.,)*!+,)!.8(68-!%&''!9)!.')82)*;!!

8. !!!!!!!!!!!!!
!
!"#$%&'()*+,")-.')!+/+")
!
"#$%&$!'()#!(*+!,(-(#.!)./+0!&1$!2%3$!
%!,(-(#!4-(,35!!
;#%%&'()<#$5=)
6(!,(27(+$+&.!%#$!+$,$..%#'!&(!).$!
2%3$!,(-(#5!
!
0/+123)45&%+"))
!
67$%)8+#3)&%)9#$':)
9$2#)1+/+"!&%3$.!/+!%!-/.&!(8!9!+)24$#.5!:1$!
8/#.&!&1#$$!+)24$#.!#$7#$.$+&!&1$!;<=!>%-)$.5!
:1$!-%.&!/.!&1$!%-71%!(#!1(*!.&#(+0!&1$!,(-(#!/.5!
>,"?/#)/.!2%?$!8#(2!)./+0!@AB!%.!;C!AB!%.!
<C!DAD!%.!=!%+?!@EE!%.!%-71%5!
67#')@1"##'A)/.!/+/&/%-/F$?C!&1$!
4%,30#()+?!,(-(#!/.!.$&!&1$!,(-(#!*$!
,#$%&$?!/+!&1$!>%#/%4-$!G)#7-$5!!
!$')=+,)B$2#)$)C,"D,+&3#)1+/+":!

9. !"##$%$"&'()*)+*$"&''
!
!
!
!"#$%&'($)*+,-%*"..$,%/*$,%',$%0.1+)$%
2'33+4$&%/+)*%",')*$15%%%
D)*'E),84''
"#$!%&''!())*!+,)-)!.#/0#()(+-!&(!
1#$2!*)-&3(!-.2))(4!!!
• !,&-,%!
• ./0$*)!
• 12**"&!!!
304'35)%)'1#"+6%''
=@A3B!5#!/8<)!1#$2!'8*19$3!/#6)!91!.'&.<&(3!
9$++#(-=!.,).<!#$+!+,)!>#6)/)(+!.82*-;!!
:5,*'(")%'$*'C),&<'
5,)!7,84129!"##$8)8:$*5')6)(+!&-!
+2&33)2)*!%,)(!+,)!78*19$3!+#$.,)-!+,)!
:0,&*;!5,)(!+,&-!%&''!/8<)!+,)!:0,&*!
*&-800)82;!!
!
!,&'4"2',88';2#*$/#)',/5$8%<'=">'
,?"2*',88$&9','%"2&8')-)04'*$;)'*5)'
#,84?29'),*%',&',/5$8<''
!

10. !
3/9%5"':;8$#"'<=='
>)%?)0'7*&"'
!"#$%"%&"''%&()*+$%,-$*%./%-./0%
"*%$12$%(3%"%4"*5"06%
!"##$%&'(")*+'
!"#$%&''$())*$+,)-)$."/0"()(+-$&($1"#2$
*)-&3($-.2))(4$
• >)%?)0$
• :;8$#"$
!
34/560'7*$#/8''
,-)#'./"0'$#'1")%2'
5,)$3)44@A7*&"(")5-"*$)6)(+$%&''$*)+).+$
%,)($+,)$78''$-02&+)$,&+-$+,)$)*3)$"9$+,)$
:8(68-$8(*$02"6&*)-$8($823#/)(+$"*&";$$
<8.,$"*&"$"9$8$:8(68-$,"'*-$8$(#/)2&.$68'#);$
="$>#-+$9))*$?8.@$+,)$-8/)$68'#)$"*&"$&(+"$
+,)$3/9%5"$.8'';$
$
3)44@A3/9%5"$.8#-)-$+,)$?8''$+"$?"#(.)$
8(*$/"6)$&($+,)$"00"-&+)$*&2).+&"($"99$
+,)$%8''$A3)44@AB")*$%&$&-$.,8(3)*$?1$
BCDEF;$
!

11. !!!!!!!!!!!!!!
!
!"#$%&'()*+*$,&
>*,,#$%&?*73@&
:-4!7*33!%'')!(#'+'!6-8,-%'%(+!*%!(#'!;'+*&%'0<!
• :7$)71!
• ;+7%*<=4#,*!
!
!
"#$%&'!(#'!#'$)*%&!$%)!+,'')!-.!$!
/,0*('!12!.3*%&*%&!2-40!.*%&'0+5!
."(/01&23#,(4&&
567,&8(*1&#,&'*7$9&
!"-$%!)'('6(+!7#'%!(#'!4+'0!8$9'+!$!.3*%&!8-(*-%!
7*(#!(#'!+,0*('!$60-++!(#'!+60''%5!
!
=#'!4+'0!+'(+!(#'!#'$)*%&!$%)!+,'')!
.0-8!(#'!.3*%&!(-!(#'!>*0$('/,0*('?+!
A*73#$%!$%)!<=**35!
!

12. .8)&'9':;8$#"'
!
!"##$%&'(")*+'
"#$!%&''!())*!+,)-)!.#/0#()(+-!&(!1#$2!*)-&3(!
-.2))(4!<)%=)05!:;8$#"5!>$?"8!
!
!"#$%&%'()*+$%'*,$%+"%'*,$%-.%,)&//*0/%
."1)%2*0/$)%
34/560'7*$#/8''
!
,-)#'./"0'$#'1")%2'
1/%6"+:;8$#"B.8)&&"*!,7-!B!723$/)(+-?!C+!&-!.7'')*!7**&+&#(7'!
+&/)-!>#2!7-!'#(3!7-!+,)!$-)2!&-!-+&''!*2733&(3?!
!
• 0#)8#A!7(*!0#)8#C!72)!%,)2)!+,)!$-)2!&(&+&7''1!+#$.,)*!+,)!
-.2))(?!
• 5@88"%#A!7(*!5@88"%#C!72)!%,)2)!+,)!$-)2!&-!.$22)(+'1!
+#$.,&(3!
• D(!+,)!>&2-+!.7''!#>!+,&-!)<)(+5!;8"=A!7(*!;8"=C!72)!+,)!
-+72+&(3!.##2*&(7+)-?!D(!#+,)2!.7''-5!+,)1!72)!+,)!02)<&#$-!
5@88"%#A!7(*!5@88"%#C!
!
6,)(!+,)!$-)2!*273-!+,)!8#(9)1:02&+)5!&+!%&''!
;)!/#<)*!+#!+,)!()%!=!'#.7+&#(5!5@88"%#A5!#>!
+,)!*273?!@,)!"!-+71-!+,)!-7/)!-#!+,)!/#(9)1!
.7(!#('1!/#<)!&(!+,)!=A*&2).+&#(?!

13. !"#$%&'()&*+,-''
!
!
!
!"#"$%&"'$%#()*'#+*,"$-'&)'*%."'
/0$1&"-'%00"%$'1#'$%#()*'23456'
7))$(1#%&"'8)7%&1)#-4''
F+>'!+"$:'
>/6!4(55!%$$,!&#$)$!2/.?/%$%&)!(%!
</6*!,$)(+%!)2*$$%@!!
• ."#9"-!
• DE,5>+!
• ./%01!
4,:'4;+-+'</%01-''
=;">'?%+-'5>'8+"#@'
"#$%!&#$'./%012345&+,'$'$%&!()!&*(++$*$,-!
&#$%!6,%738%9+34%'./'$)!&#$!0*/+!&/!1!
*1%,/.!2//*,(%1&$)!3$&4$$%!&#$!'156$)!/0!7!
1%,!899!0/*!&#$!:!2//*,(%1&$!1%,!7!1%,!;99!
0/*!&#$!<!2//*,(%1&$=!!
A%B'0"#':%)')-+'>;5-'C%,'"'7"&+@'

14. !"##$%&'#$()*+,+(*&&
!
!
!"#$%&'()*+()+,)(-.(/*&)("#(0+"12(#&"3(-1(
)*+($*-1+(#45++16((
9#,&'#.@<&
"#$!%&''!())*!+,)-)!.#/0#()(+-!&(!+,)!1)-&2()34!!
• -./#01&23,,(*1&&4&!"##$%'#$()*+5#6!!
:6<&:%#=#&20($>=&
!
A%.,&B(#=&+,&C#.*D&
>,)(!+,)!?6#==7*@!"#.>23,,(*&&-!.'&.?)*!+,)!
!"##$%'#$()*+5#6&)6)(+!&-!.8'')*!8(*!&-!3)8*;!=#3!
;#$!+#!-0)8?:!!
5,)!2#8(6#9#,,+*):#;,&)6)(+!%&''!7)!+3&22)3)*!
7)=#3)!-0)).,!,8-!7))(!3).)&6)*!8(*!3).#2(&9)*:!
5,)(!+,)!-./#0&%&''!*&-0'8;!(#!+)<+!#(!+,)!-.3))(:!!
5,)!78,#69#,,+*):#;,&)6)(+!%&''!7)!
+3&22)3)*!#(.)!-0)).,!,8-!7))(!3).)&6)*!
8(*!3).#2(&9)*:!5,)(!+,)!-./#0&%&''!
*&-0'8;!+,)!+)<+!#(!+,)!-.3))(:!

15. !!!!!!!!!!!!!!
!
!"#$%&#'()*+'',-(
!
"#$!%&'()*'$!#+,$$-#!)-!./&,!0**1!2$(!
(3$!-$4(!#+,$$-!5.!+')+6)-7!0!5&((/-1!
!
>'$$%,?(@'/5A(
@/&!?)''!-$$9!(3$#$!+/%*/-$-(#!)-!
./&,!9$#)7-!#+,$$-#A!
• )*+'',9(:(2"$$0,!
• )*+'',;:(</='#!
2#0*3-(45%$0+((
BC/,!=+,$$-DE!
61/$(70'-(%$(!'/,8(
.&',(/,0$1'+(-*+'',!(06$#!)-!0!($4(!5'/+61!83$!
($4(!)-#)9$!(3)#!5'/+6!)#!(3$!-0%$!/:!0-/(3$,!
#+,$$-1!;3$-!(3$!5&((/-!)#!+')+6$9<!=+,$$->!?)''!
5$!/*$-$91!