⛏️ MinecraftGrade 3Reading: grades 3-4RoundingAdditionSubtractionMultiplicationDivision

The Mystery of the Blocky Vault

Someone broke into the Grand Builder's vault in Pixel Craft Kingdom and snatched the master blueprint! The craft council needs your detective skills to find the culprit before sunrise.

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	Mobility Tool	Inventory Gear	Dominant Hand	Pixel Wig	Defense Trap
Endy Ethan	ENDER PEARL	DIAMOND PICKAXE	LEFT HANDED	GREEN CREPER HAIR	WATER BUCKET
Toby Torch	SPEED POTION	NETHERITE HELM	RIGHT HANDED	PURPLE ENDER HAIR	CAT TAME
Maya Nether	TNT BLOCK	GOLDEN APPLE	RIGHT HANDED	GREEN CREPER HAIR	CAT TAME
Steve Miner	ELYTRA GLIDER	NETHERITE HELM	LEFT HANDED	SPIDER SILK HAIR	CAT TAME
Nora Nook	ELYTRA GLIDER	NETHERITE HELM	RIGHT HANDED	SPIDER SILK HAIR	CAT TAME
Gabe Golem	SPEED POTION	GOLDEN APPLE	RIGHT HANDED	GREEN CREPER HAIR	CAT TAME
Oliver Ore	SPEED POTION	DIAMOND PICKAXE	RIGHT HANDED	PURPLE ENDER HAIR	LIGHT BEAM
Gemma Glider	ENDER PEARL	GOLDEN APPLE	LEFT HANDED	GREEN CREPER HAIR	WATER BUCKET
Ian Igloo	SLIME BOOTS	REDSTONE DUST	RIGHT HANDED	PURPLE ENDER HAIR	CAT TAME
Jaya Jungle	SPEED POTION	FIREWORK ROCKET	RIGHT HANDED	PURPLE ENDER HAIR	LIGHT BEAM
Sammy Slime	SPEED POTION	FIREWORK ROCKET	RIGHT HANDED	PURPLE ENDER HAIR	CAT TAME
Fiona Forge	SPEED POTION	NETHERITE HELM	RIGHT HANDED	PURPLE ENDER HAIR	WATER BUCKET
Alex Builder	ENDER PEARL	NETHERITE HELM	RIGHT HANDED	PURPLE ENDER HAIR	WATER BUCKET
Bella Beacon	SPEED POTION	REDSTONE DUST	RIGHT HANDED	PURPLE ENDER HAIR	LIGHT BEAM
Milo Mesh	TNT BLOCK	GOLDEN APPLE	LEFT HANDED	PURPLE ENDER HAIR	CAT TAME
Crafty Carl	SLIME BOOTS	FIREWORK ROCKET	RIGHT HANDED	PURPLE ENDER HAIR	CAT TAME
Creeper Cole	ELYTRA GLIDER	REDSTONE DUST	RIGHT HANDED	PURPLE ENDER HAIR	CAT TAME
Hannah Helm	SLIME BOOTS	DIAMOND PICKAXE	LEFT HANDED	GREEN CREPER HAIR	LIGHT BEAM
Pixel Penny	ENDER PEARL	NETHERITE HELM	RIGHT HANDED	SPIDER SILK HAIR	LIGHT BEAM
Blocky Bob	SLIME BOOTS	NETHERITE HELM	RIGHT HANDED	GREEN CREPER HAIR	WATER BUCKET
Zack Zombie	ENDER PEARL	GOLDEN APPLE	RIGHT HANDED	PURPLE ENDER HAIR	CAT TAME

Clue 1

Rounding

The pixel radar only gives estimated block counts, so you must round the total to find the 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.

7000

8000

400

5000

4000

500

900

2000

4000

900

7000

5000

3000

500

2000

7000

900

4000

500

2000

7000

Round 7,151 to the nearest thousandT

Round 3,195 to the nearest thousandY

Round 4,281 to the nearest thousandN

Round 49 to the nearest tenI

Round 33 to the nearest tenC

Round 898 to the nearest hundredO

Round 66 to the nearest tenV

Round 90 to the nearest tenR

Round 79 to the nearest tenE

Round 537 to the nearest hundredD

Round 412 to the nearest hundredL

Round 1,949 to the nearest thousandS

Round 7,530 to the nearest thousandH

Round 4,580 to the nearest thousandA

Round 43 to the nearest tenU

0/15 letters found

Clue 2

Addition

You combine the block totals from two craft benches to find out how many bricks were moved.

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

715

415

402

869

603

715

824

402

508

824

551

715

603

308

402

446

576

257

603

676

415

715

415

576

824

446

402

446

655

508

402

257

494 + 221 =T

370 + 285 =U

153 + 249 =E

261 + 563 =N

145 + 270 =H

198 + 110 =C

392 + 184 =A

187 + 416 =I

442 + 427 =W

433 + 243 =G

111 + 146 =R

352 + 199 =O

225 + 221 =D

334 + 174 =S

0/14 letters found

Clue 3

Subtraction

You compare the original vault count with what remains to see how many gems were taken.

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

213

610

227

888

550

433

293

272

881

433

407

550

279

227

272

433

186

433

213

433

211

227

260 - 47 =T

315 - 36 =S

234 - 23 =M

1016 - 135 =I

474 - 202 =D

997 - 109 =G

818 - 208 =H

296 - 69 =E

736 - 186 =U

610 - 177 =A

309 - 123 =C

438 - 31 =N

664 - 371 =R

0/13 letters found

Clue 4

Multiplication facts (1-12)

The builder arranged stone blocks into equal rows, so you multiply to tally them all.

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

132

100

1 × 3 =E

10 × 10 =A

7 × 2 =U

11 × 12 =P

10 × 8 =H

7 × 3 =L

7 × 5 =V

1 × 2 =I

4 × 6 =C

2 × 10 =N

9 × 7 =O

9 × 8 =R

5 × 5 =W

1 × 5 =D

2 × 8 =S

0/15 letters found

Clue 5

Division facts (1-12) — the last clue

The guard team shares the remaining iron bars equally across all patrol towers.

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

14 ÷ 7 = ?

48 ÷ 4 = ?

96 ÷ 12 = ?

24 ÷ 6 = ?

36 ÷ 12 = ?

12 ÷ 2 = ?

55 ÷ 11 = ?

5 ÷ 5 = ?

40 ÷ 4 = ?

28 ÷ 4 = ?

11 ÷ 1 = ?

Step 2 — cross out the sentence with each answer

1.The villain teleported into the vault, then mined the shiny emerald blocks.

2.The villain breached the village wall, then scooped up the rare Netherite.

3.The villain blasted open the stone gate, then jammed the secret door gears.

4.The villain teleported into the vault, then boosted away into the night sky.

5.The villain soared past the watchtower, then scooped up the rare Netherite.

6.The villain bounced over the high fence, then scooped up the rare Netherite.

7.The villain bounced over the high fence, then mined the shiny emerald blocks.

8.The villain bounced over the high fence, then boosted away into the night sky.

9.The villain teleported into the vault, then snagged the golden enchanted fruit.

10.The villain breached the village wall, then snagged the golden enchanted fruit.

11.The villain breached the village wall, then mined the shiny emerald blocks.

12.The villain breached the village wall, then boosted away into the night sky.

Solve it

Name the culprit

Choose the one suspect left standing.

Answer Key — The Mystery of the Blocky Vault

Culprit: Zack Zombie (ENDER PEARL · GOLDEN APPLE · RIGHT HANDED · PURPLE ENDER HAIR · CAT TAME)

Clue 1 (Rounding): "THE VILLAIN DOES NOT CARRY REDSTONE DUST"
Round 7,151 to the nearest thousand = 7000 (T) · Round 3,195 to the nearest thousand = 3000 (Y) · Round 4,281 to the nearest thousand = 4000 (N) · Round 49 to the nearest ten = 50 (I) · Round 33 to the nearest ten = 30 (C) · Round 898 to the nearest hundred = 900 (O) · Round 66 to the nearest ten = 70 (V) · Round 90 to the nearest ten = 90 (R) · Round 79 to the nearest ten = 80 (E) · Round 537 to the nearest hundred = 500 (D) · Round 412 to the nearest hundred = 400 (L) · Round 1,949 to the nearest thousand = 2000 (S) · Round 7,530 to the nearest thousand = 8000 (H) · Round 4,580 to the nearest thousand = 5000 (A) · Round 43 to the nearest ten = 40 (U)
Clue 2 (Addition): "THE WITNESS NOTICED A RIGHT HANDED USER"
494 + 221 = 715 (T) · 370 + 285 = 655 (U) · 153 + 249 = 402 (E) · 261 + 563 = 824 (N) · 145 + 270 = 415 (H) · 198 + 110 = 308 (C) · 392 + 184 = 576 (A) · 187 + 416 = 603 (I) · 442 + 427 = 869 (W) · 433 + 243 = 676 (G) · 111 + 146 = 257 (R) · 352 + 199 = 551 (O) · 225 + 221 = 446 (D) · 334 + 174 = 508 (S)
Clue 3 (Subtraction): "THE GUARDIAN USED A CAT TAME"
260 - 47 = 213 (T) · 315 - 36 = 279 (S) · 234 - 23 = 211 (M) · 1016 - 135 = 881 (I) · 474 - 202 = 272 (D) · 997 - 109 = 888 (G) · 818 - 208 = 610 (H) · 296 - 69 = 227 (E) · 736 - 186 = 550 (U) · 610 - 177 = 433 (A) · 309 - 123 = 186 (C) · 438 - 31 = 407 (N) · 664 - 371 = 293 (R)
Clue 4 (Multiplication facts (1-12)): "EVIDENCE SHOWS PURPLE ENDER HAIR"
1 × 3 = 3 (E) · 10 × 10 = 100 (A) · 7 × 2 = 14 (U) · 11 × 12 = 132 (P) · 10 × 8 = 80 (H) · 7 × 3 = 21 (L) · 7 × 5 = 35 (V) · 1 × 2 = 2 (I) · 4 × 6 = 24 (C) · 2 × 10 = 20 (N) · 9 × 7 = 63 (O) · 9 × 8 = 72 (R) · 5 × 5 = 25 (W) · 1 × 5 = 5 (D) · 2 × 8 = 16 (S)
Clue 5 (Division facts (1-12)): surviving statement (box 9) → Zack Zombie
14 ÷ 7 = 2 · 48 ÷ 4 = 12 · 96 ÷ 12 = 8 · 24 ÷ 6 = 4 · 36 ÷ 12 = 3 · 12 ÷ 2 = 6 · 55 ÷ 11 = 5 · 5 ÷ 5 = 1 · 40 ÷ 4 = 10 · 28 ÷ 4 = 7 · 11 ÷ 1 = 11

About this mystery

Grade level: Grade 3 math
Math topics: Rounding, Addition, Subtraction, Multiplication, Division
Reading level: grades 3-4
Theme: The Mystery of the Blocky Vault — set in Pixel Craft Kingdom
Format: Interactive online & printable worksheet with answer key
Solution: One unique, verified culprit among 21 suspects

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