Math Crackers
⛏️ MinecraftGrade 4Reading: grades 1-2Place valueMultiplicationSkip countingRoundingDivision

The Case of the Missing Diamond Block

Someone snuck into the Crafttopia Village hall and stole the golden trophy block! The villain left blocky clues behind. Work with the village team to find the griefer!

Suspects

Possible suspects

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

21 of 21 still in play
NameSpecial SkillSecondary AbilityHeadgearHair StyleItem Weakness
Quinn Pickaxeflying elytrabuilding bridgeswears iron helmetsquare yellow hairsplash potion
Dakota Nethersuper miningspawning zombieswears diamond helmetsquare brown hairwater bucket
Taylor Pixeltaming creeperscrafting TNTwears diamond helmetsquare black hairgolden apple
Sam Blockflying elytrabrewing potionswears iron helmetsquare brown hairwater bucket
River Biomeflying elytrasetting trapswears diamond helmetsquare black hairsplash potion
Riley Obsidiantaming creepersspawning zombieswears iron helmetsquare yellow hairgolden apple
Jesse Hopperlava floatingspawning zombieswears diamond helmetsquare yellow hairgolden apple
Skyler Pixelflying elytrabuilding bridgeswears diamond helmetsquare brown hairwater bucket
Shiloh Dispensersuper miningsetting trapswears diamond helmetsquare yellow hairsplash potion
Kai Cobblelava floatingbrewing potionswears diamond helmetsquare yellow hairwater bucket
Reese Lapistaming creeperscrafting TNTwears iron helmetsquare yellow hairgolden apple
Casey Emeraldsuper miningbrewing potionswears diamond helmetsquare black hairwater bucket
Alex Craftsuper miningspawning zombieswears iron helmetsquare black hairgolden apple
Dallas Gliderflying elytrasetting trapswears iron helmetsquare yellow hairgolden apple
Avery Torchflying elytrabuilding bridgeswears iron helmetsquare brown hairsplash potion
Harper Bedrockteleportingbrewing potionswears diamond helmetsquare yellow hairwater bucket
Rowan Shovelteleportingsetting trapswears iron helmetsquare yellow hairwater bucket
Finley Dropperflying elytracrafting TNTwears iron helmetsquare yellow hairgolden apple
Jordan Redstoneflying elytrabuilding bridgeswears iron helmetsquare brown hairgolden apple
Morgan Cubetaming creeperssetting trapswears iron helmetsquare brown hairsplash potion
Sawyer Pistonlava floatingspawning zombieswears iron helmetsquare yellow hairgolden apple
Clue 1

Place value

You inspect the redstone lock display. The digits show place values for thousands, hundreds, tens, and ones.

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
20
10
500
600
30
90
90
60
30
70
300
50
500
6000
70
50
T
20
6000
500
T
20
T
20
700
60
40
6000
What is the value of the 2 in 3,829?T
What is the value of the 6 in 9,687?V
What is the value of the 5 in 4,521?E
What is the value of the 5 in 454?O
What is the value of the 6 in 6,439?S
What is the value of the 3 in 936?I
What is the value of the 3 in 308?D
What is the value of the 1 in 619?H
What is the value of the 6 in 163?A
What is the value of the 7 in 4,712?R
What is the value of the 4 in 7,249?P
What is the value of the 9 in 797?L
What is the value of the 7 in 5,879?N
0/13 letters found
Clue 2

Multiplication facts (1-12)

You find rows of carved sandstone blocks arranged in equal groups.

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
25
22
132
110
48
84
84
84
11
W
25
11
110
22
36
2
110
21
48
24
66
48
132
11
132
84
7
48
110
48
5 × 5 =W
3 × 7 =H
12 × 11 =T
10 × 11 =N
2 × 11 =I
1 × 2 =O
3 × 8 =L
6 × 11 =M
1 × 11 =A
4 × 12 =E
1 × 7 =C
4 × 9 =R
7 × 12 =S
0/13 letters found
Clue 3

Skip counting

Footprints cross the block bridge in equal steps of two.

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
130
55
10
35
15
42
33
A
130
36
36
35
42
110
9
10
36
36
42
15
9
90
42
50
16
35
35
A
130
16
33
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, ___, 140, 150A
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, ___, 45, 48E
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, ___, 60, 65G
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, ___, 39, 42P
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, ___, 12, 14O
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, ___, 18, 20I
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, ___, 36, 39N
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, ___, 100, 110H
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, ___, 55, 60V
Skip-count by 3s. Fill the blank: 3, 6, ___, 12, 15T
Skip-count by 5s. Fill the blank: 5, 10, ___, 20, 25D
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, ___, 40, 45L
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, ___, 120, 130S
0/13 letters found
Clue 4

Rounding

The beacon radar system only shows rounded estimates of distances.

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
1100
9000
30
700
2900
3700
370
3700
500
500
900
2300
70
700
110
2900
2300
700
S
1100
900
90
1300
70
3700
4300
500
900
170
300
Round 1,123 to the nearest hundredS
Round 1,312 to the nearest hundredT
Round 70 to the nearest tenH
Round 459 to the nearest hundredL
Round 3,743 to the nearest hundredE
Round 170 to the nearest tenC
Round 890 to the nearest hundredO
Round 9,346 to the nearest thousandQ
Round 33 to the nearest tenU
Round 348 to the nearest hundredK
Round 735 to the nearest hundredA
Round 4,337 to the nearest hundredB
Round 112 to the nearest tenI
Round 2,267 to the nearest hundredW
Round 2,885 to the nearest hundredR
Round 94 to the nearest tenN
Round 374 to the nearest tenY
0/17 letters found
Clue 5

Division facts (1-12) — the last clue

A chest holds leftover iron ingots split equally among local guards.

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
11 ÷ 11 = ?
24 ÷ 12 = ?
48 ÷ 6 = ?
28 ÷ 4 = ?
60 ÷ 12 = ?
99 ÷ 11 = ?
40 ÷ 4 = ?
48 ÷ 4 = ?
66 ÷ 11 = ?
16 ÷ 4 = ?
24 ÷ 8 = ?
Step 2 — cross out the sentence with each answer
1.The villain marched in with tamed creepers, then crafted TNT to blast the door.
2.The villain floated across a lava moat, then spawned zombies in the hallway.
3.The villain teleported into the vault, then brewed invisibility potions.
4.The villain teleported into the vault, then spawned zombies in the hallway.
5.The villain mined through solid bedrock, then built bridges across the ravine.
6.The villain mined through solid bedrock, then set traps near the spawn point.
7.The villain marched in with tamed creepers, then built bridges across the ravine.
8.The villain marched in with tamed creepers, then spawned zombies in the hallway.
9.The villain mined through solid bedrock, then brewed invisibility potions.
10.The villain mined through solid bedrock, then spawned zombies in the hallway.
11.The villain glided down on elytra wings, then crafted TNT to blast the door.
12.The villain glided down on elytra wings, then built bridges across the ravine.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 4 math
Math topics
Place value, Multiplication, Skip counting, Rounding, Division
Reading level
grades 1-2
Theme
The Case of the Missing Diamond Block — set in Crafttopia Village
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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