Math Crackers
🔎 HalloweenGrade 4Reading: grades 5-6MultiplicationRoundingAdditionSubtractionDivision

The Great Pumpkin Patch Prank

On the night of the annual Harvest Festival, someone swiped the Golden Pumpkin Trophy right off the judging stage! A sneaky culprit left behind strange magical tracks and spooky remnants. Decode the clues and help the festival town solve the Halloween mystery before the festival ends!

Suspects

Possible suspects

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

21 of 21 still in play
NameHalloween MagicSpooky TrickHabitHeadwearDislike
Annabeth ChasePumpkin Carving MagicSpooky IllusionsTaps Left FootGhostly HoodSilver Bells
Ron WeasleyPumpkin Carving MagicGhostly LevitationTaps Left FootWitch HatBright Flashlights
Fred JonesPotion BrewingCandy DuplicationTaps Left FootGhostly HoodSilver Bells
Shaggy RogersShadow HoppingGhostly LevitationTaps Left FootWitch HatGarlic Salt
Princess LeiaPotion BrewingCandy DuplicationTaps Left FootSpider CrownSilver Bells
Morticia AddamsPumpkin Carving MagicSpooky IllusionsTaps Left FootGhostly HoodGarlic Salt
Percy JacksonSpell CastingGhostly LevitationTaps Left FootGhostly HoodSilver Bells
Velma DinkleySpell CastingEerie HowlingTaps Left FootWitch HatSilver Bells
Gomez AddamsSpell CastingCandy DuplicationTaps Left FootSpider CrownSilver Bells
Hermione GrangerPotion BrewingGhostly LevitationTaps Left FootGhostly HoodBright Flashlights
CasperPumpkin Carving MagicGhostly LevitationTaps Right FootSpider CrownBright Flashlights
Sally RagdollPotion BrewingGhostly LevitationTaps Left FootGhostly HoodGarlic Salt
Jack SkellingtonBat SwarmingGlow In The Dark AuraTaps Left FootGhostly HoodSilver Bells
Sabrina SpellmanPotion BrewingEerie HowlingTaps Left FootSpider CrownGarlic Salt
FrankensteinBat SwarmingGhostly LevitationTaps Right FootGhostly HoodGarlic Salt
FionaShadow HoppingSpooky IllusionsTaps Right FootSpider CrownGarlic Salt
Luke SkywalkerShadow HoppingEerie HowlingTaps Right FootGhostly HoodSilver Bells
Scooby DooShadow HoppingEerie HowlingTaps Right FootWitch HatBright Flashlights
Daphne BlakePumpkin Carving MagicGhostly LevitationTaps Left FootGhostly HoodSilver Bells
Harry PotterSpell CastingGlow In The Dark AuraTaps Right FootGhostly HoodGarlic Salt
Coraline JonesPotion BrewingEerie HowlingTaps Left FootSpider CrownSilver Bells
Clue 1

Multiplication facts (1-12)

To figure out how many rows of pumpkin lanterns the culprit moved we must count the total pumpkins in equal batches

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
77
8
11
44
25
11
15
64
30
120
8
15
25
T
77
99
60
110
99
11
44
25
99
T
77
110
4
120
70
5
36
15
T
77
11
36
15
25
110
30
11 × 7 =T
1 × 4 =U
8 × 8 =K
9 × 4 =C
5 × 5 =N
5 × 3 =A
10 × 6 =M
11 × 4 =S
1 × 5 =I
11 × 1 =E
12 × 10 =P
10 × 7 =L
9 × 11 =O
2 × 4 =H
10 × 11 =D
3 × 10 =Y
0/16 letters found
Clue 2

Rounding

The enchanted broomstick radar only displays flying speed rounded to the nearest ten

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
7000
90
20
1300
370
300
300
370
300
300
110
W
7000
20
2300
370
200
90
1100
1100
110
90
1300
20
110
2900
20
2300
370
90
3000
1100
370
4300
20
4300
3700
3700
20
Round 6,592 to the nearest thousandW
Round 2,280 to the nearest hundredH
Round 366 to the nearest tenE
Round 2,789 to the nearest thousandR
Round 1,333 to the nearest hundredN
Round 108 to the nearest tenA
Round 253 to the nearest hundredS
Round 24 to the nearest tenT
Round 4,313 to the nearest hundredF
Round 88 to the nearest tenI
Round 3,666 to the nearest hundredO
Round 2,923 to the nearest hundredP
Round 234 to the nearest hundredV
Round 1,117 to the nearest hundredL
0/14 letters found
Clue 3

Addition

We tallied all the candy corn collected across three pumpkin stands to find the total sum

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

S
4318
7458
6295
3474
8955
4762
3106
8955
6295
6295
S
4318
6468
9740
2255
6709
7052
8955
2377
2377
8955
5982
9437
7052
6709
9437
6468
7458
S
4318
2068
6468
7052
S
4318
9437
2815 + 1503 =S
1954 + 4028 =C
6194 + 2761 =E
3553 + 2742 =L
3575 + 6165 =A
2320 + 2442 =R
1363 + 705 =G
938 + 1317 =D
2250 + 4459 =N
2780 + 4678 =I
1139 + 1967 =B
1362 + 2112 =V
2828 + 3640 =H
6174 + 3263 =T
2400 + 4652 =O
1005 + 1372 =F
0/16 letters found
Clue 4

Subtraction

By comparing the total carved pumpkins before and after midnight we calculated how many vanished

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

N
6230
7213
3081
7977
7213
7917
6205
2765
7737
7977
7213
7213
8653
2120
4294
7917
7917
5371
5371
N
6230
7213
N
6230
6205
7977
5371
7917
8407
7917
4034
5371
1182
6205
10420 - 4190 =N
7361 - 4596 =L
6166 - 4984 =C
5454 - 83 =E
11717 - 3980 =Y
13205 - 4798 =U
7887 - 4806 =G
9360 - 707 =D
8467 - 2262 =T
6121 - 1827 =A
10825 - 2908 =S
10884 - 3671 =O
10409 - 2432 =H
4676 - 642 =P
2746 - 626 =W
0/15 letters found
Clue 5

Division facts (1-12) — the last clue

To split the spooky clues equally among the investigative teams we divided the notebook pages

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
54 ÷ 6 = ?
40 ÷ 8 = ?
6 ÷ 3 = ?
33 ÷ 3 = ?
24 ÷ 2 = ?
100 ÷ 10 = ?
48 ÷ 12 = ?
60 ÷ 10 = ?
14 ÷ 2 = ?
3 ÷ 3 = ?
3 ÷ 1 = ?
Step 2 — cross out the sentence with each answer
1.The villain summoned a swarm of bats, then created spooky glowing illusions.
2.The villain carved spooky magic pumpkins, then floated high above the pumpkin patch.
3.The villain hopped through the shadows, then duplicated glowing trick or treat bags.
4.The villain carved spooky magic pumpkins, then duplicated glowing trick or treat bags.
5.The villain cast confusion spells, then floated high above the pumpkin patch.
6.The villain brewed a bubbling potion, then floated high above the pumpkin patch.
7.The villain brewed a bubbling potion, then let out an eerie ghostly howl.
8.The villain carved spooky magic pumpkins, then created spooky glowing illusions.
9.The villain summoned a swarm of bats, then surrounded themselves with a glowing aura.
10.The villain summoned a swarm of bats, then let out an eerie ghostly howl.
11.The villain cast confusion spells, then duplicated glowing trick or treat bags.
12.The villain carved spooky magic pumpkins, then surrounded themselves with a glowing aura.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 4 math
Math topics
Multiplication, Rounding, Addition, Subtraction, Division
Reading level
grades 5-6
Theme
The Great Pumpkin Patch Prank — set in Glowwood Harvest Festival
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

More free printable math cases

4th grade worksheetsAddition worksheetsSubtraction worksheetsMultiplication worksheetsDivision worksheetsRounding worksheetsAll worksheets →
The Great Championship Trophy Mystery
Grade 4
The Case of the Missing Star Crystal
Grade 4
The Mystery of the Rogue Bot
Grade 4
The Case of the Missing Diamond Trophy
Grade 4