Math Mysteries
Grade 4Reading: grades 3-4MultiplicationMulti-step word problemsWord problemsRoundingDivision

The Jungle Map Caper

The Sacred Emerald Map is missing! It was locked inside the golden temple chest. The sneaky Ruins Raider snatched it right before our camp woke up. Use your math skills to track down the raider before they find the hidden treasure city first!

Suspects

Possible suspects

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

21 of 21 still in play
NameJungle ToolSurvival BadgeFlashlight GripHead GearFear Factor
Compass CodyGrappling HookStar Gazing BadgeRight Handed GripPith HelmetFear of Mud
Gecko GabeMachete ToolFirst Aid BadgeRight Handed GripSafari CapFear of Heights
Daring DannyClimbing RopeCampfire BadgeRight Handed GripCamo BandanaFear of Heights
Ranger RileyPocket CompassFirst Aid BadgeRight Handed GripPith HelmetFear of Bugs
Safari SallyBinocularsKnot Tying BadgeRight Handed GripPith HelmetFear of Heights
Acorn AbbyPocket CompassStar Gazing BadgeLeft Handed GripPith HelmetFear of Bugs
Forest FelixPocket CompassMap Reading BadgeLeft Handed GripSafari CapFear of Bugs
Scout SamBinocularsFirst Aid BadgeRight Handed GripCamo BandanaFear of Heights
Boulder BenPocket CompassStar Gazing BadgeRight Handed GripPith HelmetFear of Bugs
River RogerGrappling HookCampfire BadgeRight Handed GripCamo BandanaFear of Bugs
Canyon CaraClimbing RopeFirst Aid BadgeLeft Handed GripPith HelmetFear of Bugs
Pathfinder PennyPocket CompassCampfire BadgeLeft Handed GripPith HelmetFear of Bugs
Trekker TessBinocularsCampfire BadgeLeft Handed GripPith HelmetFear of Mud
Hiker HenryPocket CompassCampfire BadgeRight Handed GripPith HelmetFear of Heights
Tracker TomMachete ToolStar Gazing BadgeLeft Handed GripCamo BandanaFear of Mud
Wilderness WyattGrappling HookKnot Tying BadgeRight Handed GripSafari CapFear of Heights
Jungle JuliaGrappling HookKnot Tying BadgeLeft Handed GripPith HelmetFear of Bugs
Valley ValerieMachete ToolCampfire BadgeRight Handed GripSafari CapFear of Heights
Adventure AlexGrappling HookFirst Aid BadgeLeft Handed GripCamo BandanaFear of Mud
Mapmaker MiaPocket CompassKnot Tying BadgeLeft Handed GripPith HelmetFear of Heights
Fern FionaMachete ToolStar Gazing BadgeLeft Handed GripPith HelmetFear of Bugs
Clue 1

Multiplication facts (1-12)

To pack our expedition bags, we need to count our water bottles. They are packed in boxes with equal rows. Help us multiply to find the total so we can search the first camp.

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
40
64
3
18
42
35
7
3
18
64
42
44
120
28
66
120
28
T
40
T
40
25
35
120
132
36
42
7
132
3
5 × 8 =T
5 × 5 =Y
3 × 1 =E
12 × 11 =G
7 × 1 =D
2 × 9 =R
4 × 7 =O
7 × 5 =I
8 × 8 =H
7 × 6 =A
9 × 4 =B
11 × 6 =K
11 × 4 =S
12 × 10 =N
0/14 letters found
Clue 2

Multi-step word problems

We found some dropped gear along the river bank. First, we need to add up all the snacks we started with, and then subtract the ones we lost. Complete these steps to inspect the wet footprints.

Solve each problem to learn its letter, then write the letters in the boxes to fill in the missing word.

Awitnesssawthevillainwas
L
83
56
40
11
44
82
39
D
 
56
D
 
G
 
R
 
I
 
P
 
.
Lead Explorer earned 8 compass in each of 6 rounds, plus 48 bonus compass. Then 13 compass were lost. How many compass are left?L
There were 102 flashlight in all. 2 Adventure Squad used 40 flashlight each. The other 2 Adventure Squad shared the rest equally. How many flashlight did each of the other Adventure Squad get?T
Lead Explorer earned 4 canteen in each of 4 rounds, plus 31 bonus canteen. Then 3 canteen were lost. How many canteen are left?H
There were 123 flashlight in all. 1 Adventure Squad used 11 flashlight each. The other 2 Adventure Squad shared the rest equally. How many flashlight did each of the other Adventure Squad get?E
There were 155 backpack in all. 1 Adventure Squad used 35 backpack each. The other 3 Adventure Squad shared the rest equally. How many backpack did each of the other Adventure Squad get?F
There were 831 flashlight in all. 11 flashlight were set aside. The rest were shared equally among 10 Adventure Squad. How many flashlight did each get?A
There were 259 backpack in all. 25 backpack were set aside. The rest were shared equally among 6 Adventure Squad. How many backpack did each get?N
0/7 letters found
Clue 3

Word problems

A friendly monkey blocked our path and wanted some of our bananas. Solve this word problem about sharing snacks with the jungle animals to get past the bridge.

Solve each problem to learn its letter, then write the letters in the boxes to fill in the missing word.

Someonescaredthevillainoffwith
F
38
26
39
68
18
F
38
35
7
G
 
S
 
.
There were 57 banana. 19 were used up. How many banana are left?F
There were 46 compass. 28 were used up. How many compass are left?O
Lead Explorer found 12 compass yesterday and 23 more today. How many compass in all?B
There were 40 compass. 14 were used up. How many compass are left?E
Lead Explorer found 3 banana yesterday and 4 more today. How many banana in all?U
There were 57 flashlight. 18 were used up. How many flashlight are left?A
There were 98 canteen. 30 were used up. How many canteen are left?R
0/7 letters found
Clue 4

Rounding

We found a broken GPS device in the bushes. Its screen is cracked, so it only shows our altitude rounded to the nearest ten feet. Round these numbers to unlock the device.

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
5000
300
1100
50
90
2900
70
1100
50
70
50
370
430
430
1100
70
90
200
T
5000
50
90
20
430
2900
T
5000
300
300
1100
7000
1700
1100
T
5000
200
T
5000
50
90
430
Round 4,972 to the nearest thousandT
Round 54 to the nearest tenR
Round 88 to the nearest tenA
Round 367 to the nearest tenO
Round 242 to the nearest hundredS
Round 297 to the nearest hundredH
Round 22 to the nearest tenW
Round 72 to the nearest tenD
Round 1,100 to the nearest hundredE
Round 6,550 to the nearest thousandL
Round 432 to the nearest tenP
Round 2,932 to the nearest hundredI
Round 1,679 to the nearest hundredM
0/13 letters found
Clue 5

Division facts (1-12) — the last clue

We need to split our team into equal search groups to explore the dark cave safely. Divide the rangers evenly so we can check the cave wall for the final clue.

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
80 ÷ 10 = ?
12 ÷ 2 = ?
63 ÷ 9 = ?
55 ÷ 11 = ?
3 ÷ 3 = ?
3 ÷ 1 = ?
11 ÷ 1 = ?
9 ÷ 1 = ?
48 ÷ 12 = ?
60 ÷ 5 = ?
24 ÷ 12 = ?
Step 2 — cross out the sentence with each answer
1.The villain cuts through the thick vines using a machete tool, then ties a quick rescue knot.
2.The villain checks the trail direction using a pocket compass, then studies the ancient landmarks.
3.The villain swings across the river using a grappling hook, then bandages a scraped knee.
4.The villain checks the trail direction using a pocket compass, then ties a quick rescue knot.
5.The villain spots the hidden path using binoculars, then ties a quick rescue knot.
6.The villain checks the trail direction using a pocket compass, then points out the north star.
7.The villain checks the trail direction using a pocket compass, then lights a small campfire.
8.The villain cuts through the thick vines using a machete tool, then points out the north star.
9.The villain swings across the river using a grappling hook, then points out the north star.
10.The villain scales the steep stone wall using a climbing rope, then bandages a scraped knee.
11.The villain cuts through the thick vines using a machete tool, then bandages a scraped knee.
12.The villain checks the trail direction using a pocket compass, then bandages a scraped knee.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 4 math
Math topics
Multiplication, Multi-step word problems, Word problems, Rounding, Division
Reading level
grades 3-4
Theme
The Jungle Map Caper — set in Deep in the Whispering Jungle, inside the ancient Monkey Temple
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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