Grade 4Reading: grades 3-4RoundingAdditionSubtractionMultiplicationDivision
The Whispering Temple Mystery
A sneaky rogue explorer has stolen the legendary Golden Beetle from the Whispering Temple! Chief Archaeologist Dr. Croft needs our help. We must trace the clues and use our math skills to catch the thief before they escape the jungle!
Suspects
Possible suspects
Cross off a row as each clue rules it out. On screen, tap a row.
21 of 21 still in play
| Name | Special Tool | Pet Companion | Stepping Foot | Hat Color | Main Fear |
|---|---|---|---|---|---|
| Frank Hardy | climbing rope | trained falcon | starts walking with the left foot | khaki pith helmet | scared of the dark |
| Pitfall Harry | decoder ring | trained falcon | starts walking with the left foot | bright red explorer cap | allergic to pollen |
| Fred Jones | machete | loyal golden retriever | starts walking with the right foot | khaki pith helmet | allergic to pollen |
| Dora Marquez | decoder ring | trained falcon | starts walking with the left foot | khaki pith helmet | scared of the dark |
| Indiana Jones | climbing rope | clever monkey | starts walking with the left foot | bright red explorer cap | allergic to pollen |
| Jonny Quest | climbing rope | tiny tree frog | starts walking with the left foot | bright red explorer cap | scared of the dark |
| Tom Swift | decoder ring | loyal golden retriever | starts walking with the left foot | blue bandana | scared of the dark |
| Lara Croft | grappling hook | trained falcon | starts walking with the left foot | khaki pith helmet | scared of the dark |
| Shaggy Rogers | decoder ring | clever monkey | starts walking with the left foot | khaki pith helmet | scared of spiders |
| Carmen Sandiego | climbing rope | trained falcon | starts walking with the left foot | blue bandana | scared of the dark |
| Daphne Blake | climbing rope | loyal golden retriever | starts walking with the left foot | khaki pith helmet | scared of the dark |
| Penny Gadget | climbing rope | trained falcon | starts walking with the right foot | blue bandana | allergic to pollen |
| Ben Gates | machete | trained falcon | starts walking with the right foot | khaki pith helmet | scared of the dark |
| Joe Hardy | pocket compass | loyal golden retriever | starts walking with the right foot | khaki pith helmet | scared of spiders |
| Ellie Sattler | grappling hook | jungle parrot | starts walking with the left foot | khaki pith helmet | scared of the dark |
| Tintin | grappling hook | clever monkey | starts walking with the left foot | blue bandana | scared of spiders |
| Diego Marquez | grappling hook | clever monkey | starts walking with the right foot | blue bandana | scared of the dark |
| Evelyn Carnahan | pocket compass | jungle parrot | starts walking with the right foot | bright red explorer cap | scared of spiders |
| Jack Wilder | pocket compass | trained falcon | starts walking with the right foot | blue bandana | allergic to pollen |
| Nancy Drew | climbing rope | clever monkey | starts walking with the left foot | khaki pith helmet | allergic to pollen |
| Rick O Connell | grappling hook | clever monkey | starts walking with the left foot | khaki pith helmet | allergic to pollen |
Clue 1
Rounding
We check our ancient map radar. The tracker screen only shows rounded distances. Let us round these numbers to find our next 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
200
20
1300
30
500
70
70
50
500
9000
2300
370
1300
110
9000
370
T
200
20
50
30
1300
50
1100
900
9000
1700
70
1300
700
50
3700
3700
370
T
200
Round 181 to the nearest hundredT
Round 1,093 to the nearest hundredJ
Round 864 to the nearest hundredU
Round 2,294 to the nearest hundredD
Round 8,839 to the nearest thousandN
Round 18 to the nearest tenH
Round 49 to the nearest tenA
Round 1,320 to the nearest hundredE
Round 3,721 to the nearest hundredR
Round 685 to the nearest hundredP
Round 70 to the nearest tenL
Round 372 to the nearest tenO
Round 30 to the nearest tenV
Round 464 to the nearest hundredI
Round 1,694 to the nearest hundredG
Round 110 to the nearest tenS
0/16 letters found
Clue 2
Addition
We find a stash of supply packs dropped by the suspect. Let us count and add up all the gear to see what is missing.
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
4524
3824
5474
T
4524
3824
4208
5474
7774
7475
T
4524
5474
2773
2773
5474
4318
9725
5474
7774
T
4524
4208
9144
T
4524
3824
5474
9871
6860
4318
1953 + 2571 =T
1996 + 3478 =E
4208 + 5517 =L
3220 + 4554 =F
4144 + 5727 =M
3553 + 3922 =S
4293 + 2567 =U
2078 + 1746 =H
5552 + 3592 =N
1440 + 2878 =D
2401 + 1807 =I
1726 + 1047 =P
0/12 letters found
Clue 3
Subtraction
Our team has a limited supply of water. Let us subtract our water usage to see how much is left for the trek.
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
2169
7433
8180
4002
4274
5569
7093
5569
2233
5569
4002
2233
7433
8180
7093
T
2169
7433
8180
T
2169
3921
4274
1151
7433
2233
8180
7093
T
2169
3921
4034
T
2169
4220 - 2051 =T
9878 - 4309 =A
4514 - 3363 =C
3991 - 1758 =W
6674 - 2640 =U
8509 - 1076 =H
12120 - 3940 =E
6164 - 2162 =Y
9166 - 2073 =N
7186 - 3265 =O
6025 - 1751 =R
0/11 letters found
Clue 4
Multiplication facts (1-12)
We reach a giant stone wall covered in matching rows of scarab carvings. Let us multiply the rows to find the secret button.
Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.
W
22
48
20
32
88
42
77
50
6
8
50
9
110
35
12
8
66
110
42
48
8
12
35
6
48
W
22
8
120
120
11 × 2 =W
10 × 11 =S
11 × 8 =U
1 × 9 =I
6 × 11 =P
8 × 6 =E
5 × 10 =K
2 × 10 =F
4 × 2 =A
5 × 7 =T
4 × 8 =O
4 × 3 =R
10 × 12 =L
1 × 6 =H
6 × 7 =N
7 × 11 =D
0/16 letters found
Clue 5
Division facts (1-12) — the last clue
We find a bag of shiny coins left behind. We need to divide them evenly among our trail guides to keep them happy.
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
24 ÷ 4 = ?
50 ÷ 10 = ?
15 ÷ 5 = ?
5 ÷ 5 = ?
110 ÷ 10 = ?
4 ÷ 1 = ?
60 ÷ 5 = ?
22 ÷ 11 = ?
45 ÷ 5 = ?
64 ÷ 8 = ?
56 ÷ 8 = ?
Step 2 — cross out the sentence with each answer
1.The villain checks the magnetic north, then whistles to the parrot.
2.The villain cuts through thick vines, then feeds bananas to the monkey.
3.The villain scales the steep cliff, then sends the falcon to scout.
4.The villain scales the steep cliff, then whistles to the parrot.
5.The villain scales the steep cliff, then throws a ball for the dog.
6.The villain swings across the canyon, then sends the falcon to scout.
7.The villain decodes the ancient wall, then whistles to the parrot.
8.The villain swings across the canyon, then feeds bananas to the monkey.
9.The villain scales the steep cliff, then catches a tree frog.
10.The villain decodes the ancient wall, then sends the falcon to scout.
11.The villain checks the magnetic north, then catches a tree frog.
12.The villain cuts through thick vines, then sends the falcon to scout.
Solve it
Name the culprit
Choose the one suspect left standing.
Answer Key — The Whispering Temple Mystery
Culprit: Dora Marquez (decoder ring · trained falcon · starts walking with the left foot · khaki pith helmet · scared of the dark)
- Clue 1 (Rounding): "THE VILLAIN DOES NOT HAVE A JUNGLE PARROT"Round 181 to the nearest hundred = 200 (T) · Round 1,093 to the nearest hundred = 1100 (J) · Round 864 to the nearest hundred = 900 (U) · Round 2,294 to the nearest hundred = 2300 (D) · Round 8,839 to the nearest thousand = 9000 (N) · Round 18 to the nearest ten = 20 (H) · Round 49 to the nearest ten = 50 (A) · Round 1,320 to the nearest hundred = 1300 (E) · Round 3,721 to the nearest hundred = 3700 (R) · Round 685 to the nearest hundred = 700 (P) · Round 70 to the nearest ten = 70 (L) · Round 372 to the nearest ten = 370 (O) · Round 30 to the nearest ten = 30 (V) · Round 464 to the nearest hundred = 500 (I) · Round 1,694 to the nearest hundred = 1700 (G) · Round 110 to the nearest ten = 110 (S)
- Clue 2 (Addition): "THE THIEF STEPPED LEFT IN THE MUD"1953 + 2571 = 4524 (T) · 1996 + 3478 = 5474 (E) · 4208 + 5517 = 9725 (L) · 3220 + 4554 = 7774 (F) · 4144 + 5727 = 9871 (M) · 3553 + 3922 = 7475 (S) · 4293 + 2567 = 6860 (U) · 2078 + 1746 = 3824 (H) · 5552 + 3592 = 9144 (N) · 1440 + 2878 = 4318 (D) · 2401 + 1807 = 4208 (I) · 1726 + 1047 = 2773 (P)
- Clue 3 (Subtraction): "THEY RAN AWAY WHEN THE TORCH WENT OUT"4220 - 2051 = 2169 (T) · 9878 - 4309 = 5569 (A) · 4514 - 3363 = 1151 (C) · 3991 - 1758 = 2233 (W) · 6674 - 2640 = 4034 (U) · 8509 - 1076 = 7433 (H) · 12120 - 3940 = 8180 (E) · 6164 - 2162 = 4002 (Y) · 9166 - 2073 = 7093 (N) · 7186 - 3265 = 3921 (O) · 6025 - 1751 = 4274 (R)
- Clue 4 (Multiplication facts (1-12)): "WE FOUND KHAKI STRAPS NEAR THE WALL"11 × 2 = 22 (W) · 10 × 11 = 110 (S) · 11 × 8 = 88 (U) · 1 × 9 = 9 (I) · 6 × 11 = 66 (P) · 8 × 6 = 48 (E) · 5 × 10 = 50 (K) · 2 × 10 = 20 (F) · 4 × 2 = 8 (A) · 5 × 7 = 35 (T) · 4 × 8 = 32 (O) · 4 × 3 = 12 (R) · 10 × 12 = 120 (L) · 1 × 6 = 6 (H) · 6 × 7 = 42 (N) · 7 × 11 = 77 (D)
- Clue 5 (Division facts (1-12)): surviving statement (box 10) → Dora Marquez24 ÷ 4 = 6 · 50 ÷ 10 = 5 · 15 ÷ 5 = 3 · 5 ÷ 5 = 1 · 110 ÷ 10 = 11 · 4 ÷ 1 = 4 · 60 ÷ 5 = 12 · 22 ÷ 11 = 2 · 45 ÷ 5 = 9 · 64 ÷ 8 = 8 · 56 ÷ 8 = 7
About this mystery
- Grade level
- Grade 4 math
- Math topics
- Rounding, Addition, Subtraction, Multiplication, Division
- Reading level
- grades 3-4
- Theme
- The Whispering Temple Mystery — set in the deep Emerald Jungle
- Format
- Interactive online & printable worksheet with answer key
- Solution
- One unique, verified culprit among 21 suspects