⚽ Football, BasketballGrade 3Reading: grades 3-4RoundingAdditionSubtractionMultiplicationDivision

The Case of the Missing Championship Trophy

Right before the championship match, someone sneaked into the trophy room and snatched the Golden Cup! The referees found clues left behind near the basketball court and football field.

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	Signature Move	Lucky Gear	Shooting Hand	Headwear	Court Distraction
Travis Kelce	Hail Mary	Laser Sneaker	Right Handed	Yellow Visor	Whistle Blast
Josh Allen	Fast Break	Sticky Gloves	Right Handed	Yellow Visor	Squeaky Shoe
Jayson Tatum	Turbo Dribble	Laser Sneaker	Right Handed	Yellow Visor	Squeaky Shoe
Jalen Hurts	Field Goal	Sticky Gloves	Left Handed	Blue Cap	Squeaky Shoe
Amon Ra St Brown	Slam Dunk	Neon Whistle	Left Handed	Yellow Visor	Whistle Blast
Sabrina Ionescu	Fast Break	Sticky Gloves	Left Handed	Red Headband	Loud Horn
Aja Wilson	Hail Mary	Arm Band	Left Handed	Blue Cap	Squeaky Shoe
Breanna Stewart	Turbo Dribble	Sticky Gloves	Right Handed	Blue Cap	Whistle Blast
Luka Doncic	Hail Mary	Foam Finger	Left Handed	Blue Cap	Squeaky Shoe
Giannis Antetokounmpo	Slam Dunk	Foam Finger	Left Handed	Blue Cap	Squeaky Shoe
LeBron James	Fast Break	Neon Whistle	Left Handed	Red Headband	Squeaky Shoe
Tyreek Hill	Field Goal	Foam Finger	Left Handed	Blue Cap	Whistle Blast
Patrick Mahomes	Fast Break	Neon Whistle	Left Handed	Blue Cap	Squeaky Shoe
Candace Parker	Turbo Dribble	Laser Sneaker	Left Handed	Red Headband	Loud Horn
Sue Bird	Turbo Dribble	Neon Whistle	Left Handed	Red Headband	Loud Horn
Devin Booker	Field Goal	Neon Whistle	Left Handed	Blue Cap	Loud Horn
Stephen Curry	Hail Mary	Sticky Gloves	Left Handed	Red Headband	Whistle Blast
Caitlin Clark	Turbo Dribble	Foam Finger	Left Handed	Yellow Visor	Loud Horn
Shaquille ONeal	Hail Mary	Neon Whistle	Right Handed	Blue Cap	Squeaky Shoe
Ja Morant	Slam Dunk	Arm Band	Left Handed	Blue Cap	Whistle Blast
Kyler Murray	Hail Mary	Foam Finger	Left Handed	Blue Cap	Loud Horn

Clue 1

Rounding

The digital scoreboard rounded the stadium crowd count to estimate attendance.

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

600

5000

200

600

6000

3000

600

8000

400

900

2000

300

3000

700

Round 628 to the nearest hundredT

Round 38 to the nearest tenU

Round 81 to the nearest tenC

Round 2,790 to the nearest thousandO

Round 180 to the nearest hundredP

Round 8,128 to the nearest thousandI

Round 66 to the nearest tenS

Round 4,598 to the nearest thousandH

Round 16 to the nearest tenN

Round 331 to the nearest hundredL

Round 89 to the nearest tenE

Round 1,895 to the nearest thousandG

Round 930 to the nearest hundredY

Round 6,112 to the nearest thousandD

Round 743 to the nearest hundredV

Round 400 to the nearest hundredK

0/16 letters found

Clue 2

Addition

Coach Vance added up all the extra basketballs and footballs in the equipment bin.

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

503

265

403

308

359

506

228

503

228

669

359

587

403

884

228

308

288

359

288

228

403

884

669

359

403

359

810

406

308

228

503

228

420

334 + 169 =W

132 + 176 =N

511 + 373 =H

233 + 273 =S

205 + 215 =Y

151 + 114 =I

273 + 537 =R

171 + 232 =T

174 + 232 =U

172 + 187 =E

197 + 390 =F

399 + 270 =L

183 + 105 =D

86 + 142 =A

0/14 letters found

Clue 3

Subtraction

The equipment manager subtracted the missing jerseys from the total inventory count.

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

598

612

246

850

182

598

449

171

612

210

131

182

596

598

886

182

694

210

182

612

522

182

598

449

144

452

217

522

370

210

673 - 75 =A

262 - 80 =E

465 - 334 =O

514 - 144 =C

844 - 248 =M

783 - 171 =S

435 - 189 =Q

453 - 282 =Y

484 - 267 =I

908 - 58 =U

583 - 131 =L

643 - 194 =K

420 - 276 =F

468 - 258 =H

945 - 251 =T

541 - 19 =N

1041 - 155 =D

0/17 letters found

Clue 4

Multiplication facts (1-12)

The referee counted rows of bleacher seats 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.

100

1 × 1 =L

3 × 11 =F

5 × 5 =P

6 × 12 =O

6 × 6 =R

9 × 10 =A

6 × 10 =B

7 × 3 =W

9 × 9 =I

1 × 11 =H

9 × 5 =M

9 × 3 =U

11 × 4 =C

12 × 7 =S

10 × 10 =E

8 × 10 =G

0/16 letters found

Clue 5

Division facts (1-12) — the last clue

The team captains divided the energy drinks equally among all players on the bench.

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

48 ÷ 8 = ?

99 ÷ 9 = ?

55 ÷ 11 = ?

7 ÷ 1 = ?

20 ÷ 10 = ?

10 ÷ 10 = ?

50 ÷ 5 = ?

64 ÷ 8 = ?

48 ÷ 12 = ?

9 ÷ 1 = ?

12 ÷ 1 = ?

Step 2 — cross out the sentence with each answer

1.The villain dribbled at high speed, then laced up a laser sneaker.

2.The villain executed a slam dunk, then laced up a laser sneaker.

3.The villain executed a slam dunk, then waved a foam finger.

4.The villain kicked a field goal, then laced up a laser sneaker.

5.The villain threw a hail mary, then waved a foam finger.

6.The villain threw a hail mary, then snapped an arm band.

7.The villain ran a fast break, then adjusted sticky gloves.

8.The villain executed a slam dunk, then adjusted sticky gloves.

9.The villain ran a fast break, then snapped an arm band.

10.The villain kicked a field goal, then snapped an arm band.

11.The villain ran a fast break, then blew a neon whistle.

12.The villain threw a hail mary, then laced up a laser sneaker.

Solve it

Name the culprit

Choose the one suspect left standing.

Answer Key — The Case of the Missing Championship Trophy

Culprit: Giannis Antetokounmpo (Slam Dunk · Foam Finger · Left Handed · Blue Cap · Squeaky Shoe)

Clue 1 (Rounding): "THE SUSPECT DOES NOT USE STICKY GLOVES"
Round 628 to the nearest hundred = 600 (T) · Round 38 to the nearest ten = 40 (U) · Round 81 to the nearest ten = 80 (C) · Round 2,790 to the nearest thousand = 3000 (O) · Round 180 to the nearest hundred = 200 (P) · Round 8,128 to the nearest thousand = 8000 (I) · Round 66 to the nearest ten = 70 (S) · Round 4,598 to the nearest thousand = 5000 (H) · Round 16 to the nearest ten = 20 (N) · Round 331 to the nearest hundred = 300 (L) · Round 89 to the nearest ten = 90 (E) · Round 1,895 to the nearest thousand = 2000 (G) · Round 930 to the nearest hundred = 900 (Y) · Round 6,112 to the nearest thousand = 6000 (D) · Round 743 to the nearest hundred = 700 (V) · Round 400 to the nearest hundred = 400 (K)
Clue 2 (Addition): "WITNESS SAW A LEFT HANDED ATHLETE RUN AWAY"
334 + 169 = 503 (W) · 132 + 176 = 308 (N) · 511 + 373 = 884 (H) · 233 + 273 = 506 (S) · 205 + 215 = 420 (Y) · 151 + 114 = 265 (I) · 273 + 537 = 810 (R) · 171 + 232 = 403 (T) · 174 + 232 = 406 (U) · 172 + 187 = 359 (E) · 197 + 390 = 587 (F) · 399 + 270 = 669 (L) · 183 + 105 = 288 (D) · 86 + 142 = 228 (A)
Clue 3 (Subtraction): "A SQUEAKY SHOE MADE THE SNEAK FLINCH"
673 - 75 = 598 (A) · 262 - 80 = 182 (E) · 465 - 334 = 131 (O) · 514 - 144 = 370 (C) · 844 - 248 = 596 (M) · 783 - 171 = 612 (S) · 435 - 189 = 246 (Q) · 453 - 282 = 171 (Y) · 484 - 267 = 217 (I) · 908 - 58 = 850 (U) · 583 - 131 = 452 (L) · 643 - 194 = 449 (K) · 420 - 276 = 144 (F) · 468 - 258 = 210 (H) · 945 - 251 = 694 (T) · 541 - 19 = 522 (N) · 1041 - 155 = 886 (D)
Clue 4 (Multiplication facts (1-12)): "LOGS SHOW FABRIC FROM A BLUE CAP"
1 × 1 = 1 (L) · 3 × 11 = 33 (F) · 5 × 5 = 25 (P) · 6 × 12 = 72 (O) · 6 × 6 = 36 (R) · 9 × 10 = 90 (A) · 6 × 10 = 60 (B) · 7 × 3 = 21 (W) · 9 × 9 = 81 (I) · 1 × 11 = 11 (H) · 9 × 5 = 45 (M) · 9 × 3 = 27 (U) · 11 × 4 = 44 (C) · 12 × 7 = 84 (S) · 10 × 10 = 100 (E) · 8 × 10 = 80 (G)
Clue 5 (Division facts (1-12)): surviving statement (box 3) → Giannis Antetokounmpo
48 ÷ 8 = 6 · 99 ÷ 9 = 11 · 55 ÷ 11 = 5 · 7 ÷ 1 = 7 · 20 ÷ 10 = 2 · 10 ÷ 10 = 1 · 50 ÷ 5 = 10 · 64 ÷ 8 = 8 · 48 ÷ 12 = 4 · 9 ÷ 1 = 9 · 12 ÷ 1 = 12

About this mystery

Grade level: Grade 3 math
Math topics: Rounding, Addition, Subtraction, Multiplication, Division
Reading level: grades 3-4
Theme: The Case of the Missing Championship Trophy — set in All Star Sports Dome
Format: Interactive online & printable worksheet with answer key
Solution: One unique, verified culprit among 21 suspects

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