Math Mysteries
Grade 5Reading: grades 3-4AdditionFractions of a numberOrder of operationsMultiplicationDivision

The Whispering Jungle Mystery

The ancient Golden Pineapple has vanished from the Jungle Basecamp! The Head Ranger needs our help to find which Explorer took it before the camp gates close at sunset.

Suspects

Possible suspects

Cross off a row as each clue rules it out. On screen, tap a row.

21 of 21 still in play
NameFavorite GearSpecial SkillGlove HandHat StyleFears
NeilBrass CompassTracing tracksRight hand gloveSafari capSqueaky bats
LauraPocket MagnifierReading mapsLeft hand gloveSafari capSqueaky bats
ClarkBrass CompassCracking codesLeft hand glovePith helmetSpiky cacti
JacquesAdventure WhipCracking codesRight hand gloveBandanaSqueaky bats
SallyPocket MagnifierClimbing treesLeft hand gloveSafari capTickly ants
NellieAdventure WhipReading mapsLeft hand gloveSafari capSqueaky bats
AmeliaSpy BinocularsCracking codesRight hand glovePith helmetSpiky cacti
LewisSuper FlashlightSlinging ropesRight hand gloveSafari capSpiky cacti
MatthewSuper FlashlightTracing tracksRight hand gloveSafari capSqueaky bats
BessieSuper FlashlightReading mapsLeft hand glovePith helmetTickly ants
IndianaAdventure WhipCracking codesLeft hand glovePith helmetSqueaky bats
DanielPocket MagnifierSlinging ropesRight hand gloveSafari capSpiky cacti
ClaraAdventure WhipCracking codesLeft hand gloveSafari capSqueaky bats
ZoraPocket MagnifierCracking codesLeft hand glovePith helmetSpiky cacti
RobinPocket MagnifierReading mapsLeft hand glovePith helmetSpiky cacti
MarcoSpy BinocularsClimbing treesLeft hand gloveSafari capTickly ants
HudsonSuper FlashlightReading mapsLeft hand gloveSafari capSqueaky bats
SacagaweaSuper FlashlightSlinging ropesLeft hand gloveSafari capSqueaky bats
WyattSpy BinocularsSlinging ropesLeft hand gloveBandanaTickly ants
MaeBrass CompassSlinging ropesRight hand glovePith helmetTickly ants
AnnieSuper FlashlightCracking codesLeft hand glovePith helmetSqueaky bats
Clue 1

Addition

We found the suspect's camp. Let's count all the leftover tent pegs and supply boxes to figure out where they went next.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

T
2746
9722
4591
T
2746
9722
6649
4591
9693
3713
6501
4591
8998
2791
6501
T
2746
8770
8998
4591
8998
5191
6649
2791
5138
6649
2791
5138
5140
6501
2659
4591
8998
1899 + 847 =T
1660 + 3531 =L
6156 + 3566 =H
3265 + 3384 =I
1446 + 1213 =P
2158 + 2433 =E
3560 + 1578 =G
2084 + 1629 =D
3004 + 2136 =R
1413 + 1378 =N
4095 + 5598 =F
2733 + 6265 =S
4167 + 4603 =U
3846 + 2655 =O
0/14 letters found
Clue 2

Fractions of a number

The guide has a pack of trail biscuits. We need to find exactly what fraction of the snacks were eaten to trace the path.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

T
15
20
9
T
15
20
13
9
25
2
9
4
23
17
4
10
9
25
T
15
20
4
30
5
36
10
19
34
9
2/8 of 60 =T
2/4 of 8 =A
1/8 of 152 =O
3/5 of 60 =G
5/10 of 46 =R
1/3 of 90 =N
1/8 of 200 =F
1/8 of 104 =I
2/10 of 85 =S
1/4 of 20 =D
5/8 of 16 =L
2/5 of 5 =W
4/5 of 25 =H
1/2 of 18 =E
3/6 of 68 =V
0/15 letters found
Clue 3

Order of operations

A locked chest blocks the trail. Solve this multi-step code in the correct order to open the latch and get the next clue.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

T
80
43
13
72
21
25
32
37
13
70
56
42
17
72
22
44
13
25
7
51
38
25
T
80
72
10
70
56
17
43
T
80
13
42
13
68
T
80
43
13
32
26 + 9 × 6 =T
8 × 6 - 11 =P
10 × 6 - 4 =I
4 × 10 - 15 =A
7 × 6 - 10 =M
12 + 8 × 4 =U
3 × 11 - 16 =G
1 + 3 × 3 =F
29 + 7 × 2 =H
33 + 6 × 3 =Y
9 × 6 - 16 =B
3 + 2 × 2 =K
40 + 5 × 6 =R
21 + 3 × 7 =N
9 × 11 - 27 =S
8 × 12 - 28 =D
8 × 5 - 18 =Q
3 × 10 - 9 =C
1 + 6 × 2 =E
0/19 letters found
Clue 4

Multiplication facts (1-12)

We reached the stone ruins. Multiply the rows of carved monkeys by the columns to unlock the hidden compartment.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

A
121
90
44
45
84
60
20
A
121
11
A
121
44
54
70
A
121
12
84
A
121
20
35
99
11
72
45
60
72
6
99
72
44
A
121
54
35
11 × 11 =A
12 × 6 =T
10 × 2 =S
11 × 4 =R
9 × 5 =O
7 × 5 =L
7 × 10 =C
11 × 1 =F
9 × 6 =I
10 × 9 =B
3 × 2 =H
9 × 11 =E
3 × 4 =P
12 × 5 =N
12 × 7 =W
0/15 letters found
Clue 5

Division facts (1-12) — the last clue

The junior scouts need to split the rescue ropes equally among their teams. Divide them up to find the final secret.

First solve each problem. Then find each answer in the list below and cross that sentence out. One sentence will be left — that's exactly what the villain did!

Step 1 — solve these
48 ÷ 4 = ?
40 ÷ 5 = ?
15 ÷ 3 = ?
8 ÷ 4 = ?
54 ÷ 6 = ?
4 ÷ 4 = ?
90 ÷ 9 = ?
6 ÷ 1 = ?
14 ÷ 2 = ?
15 ÷ 5 = ?
110 ÷ 10 = ?
Step 2 — cross out the sentence with each answer
1.The villain swung a super flashlight around, then quietly traced some fresh tracks in mud.
2.The villain peered through spy binoculars, then correctly read the old treasure map.
3.The villain cracked an adventure whip, then expertly swung across using slinging ropes.
4.The villain swung a super flashlight around, then correctly read the old treasure map.
5.The villain looked through a pocket magnifier, then correctly read the old treasure map.
6.The villain cracked an adventure whip, then quickly climbed up a tall jungle tree.
7.The villain checked a brass compass, then correctly read the old treasure map.
8.The villain cracked an adventure whip, then correctly read the old treasure map.
9.The villain checked a brass compass, then quietly traced some fresh tracks in mud.
10.The villain checked a brass compass, then quickly climbed up a tall jungle tree.
11.The villain swung a super flashlight around, then expertly swung across using slinging ropes.
12.The villain cracked an adventure whip, then carefully cracked the secret trunk code.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 5 math
Math topics
Addition, Fractions of a number, Order of operations, Multiplication, Division
Reading level
grades 3-4
Theme
The Whispering Jungle Mystery — set in The Whispering Jungle
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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