⚾ BaseballGrade 8Reading: grades 7-9AdditionMultiplicationRoundingWord problemsDivision
The Mystery of the Missing World Series Ring
Just hours before the championship game at Diamond Park Stadium, someone broke into the team vault and swiped the priceless World Series ring. The head groundskeeper spotted a mysterious figure fleeing across the diamond toward the dugouts. Review the clues, test the evidence, and identify the thief before initial pitch!
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 | Primary Equipment | Signature Pitch | Throwing Hand | Hairstyle | Key Vulnerability |
|---|---|---|---|---|---|
| Hank Aaron | Laser Arm | Fastball Pitch | Left Handed Thrower | Buzz Cut | Bright Lights |
| Yordan Alvarez | Stealth Cleats | Knuckleball Pitch | Left Handed Thrower | Buzz Cut | Slippery Rosin |
| Clayton Kershaw | Laser Arm | Curveball Pitch | Left Handed Thrower | Curly Afro | Bright Lights |
| Corey Seager | Pine Tar Glove | Changeup Pitch | Left Handed Thrower | Buzz Cut | Slippery Rosin |
| Fernando Tatis | Stealth Cleats | Knuckleball Pitch | Left Handed Thrower | Buzz Cut | Loud Megaphones |
| Jose Altuve | Laser Arm | Curveball Pitch | Left Handed Thrower | Long Ponytail | Slippery Rosin |
| Ronald Acuna | Laser Arm | Curveball Pitch | Left Handed Thrower | Long Ponytail | Loud Megaphones |
| Mookie Betts | Titanium Bat | Knuckleball Pitch | Left Handed Thrower | Buzz Cut | Slippery Rosin |
| Bryce Harper | Stealth Cleats | Changeup Pitch | Right Handed Thrower | Long Ponytail | Bright Lights |
| Zack Greinke | Radar Helmet | Knuckleball Pitch | Left Handed Thrower | Curly Afro | Loud Megaphones |
| Max Scherzer | Titanium Bat | Curveball Pitch | Left Handed Thrower | Long Ponytail | Slippery Rosin |
| Julio Rodriguez | Stealth Cleats | Fastball Pitch | Right Handed Thrower | Buzz Cut | Slippery Rosin |
| Jackie Robinson | Radar Helmet | Fastball Pitch | Right Handed Thrower | Curly Afro | Loud Megaphones |
| Justin Verlander | Titanium Bat | Curveball Pitch | Left Handed Thrower | Buzz Cut | Slippery Rosin |
| Mike Trout | Radar Helmet | Knuckleball Pitch | Right Handed Thrower | Curly Afro | Loud Megaphones |
| Derek Jeter | Pine Tar Glove | Slider Pitch | Right Handed Thrower | Curly Afro | Loud Megaphones |
| Willie Mays | Pine Tar Glove | Knuckleball Pitch | Right Handed Thrower | Curly Afro | Slippery Rosin |
| Aaron Judge | Laser Arm | Slider Pitch | Left Handed Thrower | Buzz Cut | Slippery Rosin |
| Babe Ruth | Stealth Cleats | Slider Pitch | Left Handed Thrower | Buzz Cut | Slippery Rosin |
| Ken Griffey Jr | Pine Tar Glove | Curveball Pitch | Right Handed Thrower | Curly Afro | Slippery Rosin |
| Freddie Freeman | Radar Helmet | Knuckleball Pitch | Left Handed Thrower | Curly Afro | Bright Lights |
Clue 1
Addition
You arrive at the dugout where the head groundskeeper reports a stolen championship trophy. Tally up the total gear items logged in the equipment room to uncover the first 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.
T
2538
9638
9858
5245
6275
2005
2005
5823
6275
2419
8739
9087
9858
7986
2419
9087
T
2538
6913
7986
9858
5823
7986
2005
6275
8739
9858
3326
7197
6275
T
2538
9568
9638
1698 + 840 =T
3036 + 6602 =H
4400 + 5168 =C
3184 + 3091 =I
1676 + 1650 =R
1112 + 893 =L
5807 + 3280 =O
2644 + 5342 =S
3121 + 4076 =P
4158 + 4581 =D
1288 + 1131 =N
1949 + 3874 =A
3268 + 1977 =V
3345 + 6513 =E
4447 + 2466 =U
0/15 letters found
Clue 2
Multiplication facts (1-12)
To track where the thief fled, calculate the grid of stadium seat rows in the outfield stands.
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
3
16
8
64
144
64
84
8
48
T
3
T
3
16
5
99
30
64
30
55
T
3
16
T
3
16
8
55
5
27
8
2
T
3
16
100
96
9
3 × 1 =T
4 × 12 =C
8 × 1 =E
10 × 10 =A
11 × 5 =I
6 × 5 =W
12 × 12 =U
11 × 9 =O
9 × 3 =L
8 × 2 =H
5 × 1 =R
1 × 9 =D
7 × 12 =P
8 × 8 =S
8 × 12 =N
1 × 2 =F
0/16 letters found
Clue 3
Rounding
The pitch-speed radar gun logged the intruder sprinting across the field, but its display rounds velocity to the nearest whole number.
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
9000
700
2000
370
1300
370
300
2000
5000
T
9000
110
90
370
50
1100
130
290
2000
900
3000
20
370
290
130
300
300
2000
430
20
430
1100
370
130
1700
Round 8,843 to the nearest thousandT
Round 18 to the nearest tenY
Round 131 to the nearest tenI
Round 1,661 to the nearest hundredN
Round 430 to the nearest tenR
Round 91 to the nearest tenA
Round 933 to the nearest hundredD
Round 1,315 to the nearest hundredU
Round 291 to the nearest tenL
Round 2,677 to the nearest thousandB
Round 109 to the nearest tenW
Round 372 to the nearest tenS
Round 51 to the nearest tenF
Round 4,859 to the nearest thousandC
Round 1,550 to the nearest thousandE
Round 1,077 to the nearest hundredO
Round 748 to the nearest hundredH
Round 330 to the nearest hundredP
0/18 letters found
Clue 4
Word problems
The stadium announcer left a cryptic message encoded in a word problem about concessions inventory.
Solve each problem to learn its letter, then write the letters in the boxes to fill in the missing word.
Astrandofhairturnedupatthescene.
B
78
85
20
20
16
85
84
Equipment manager found 27 rosin bags yesterday and 51 more today. How many rosin bags in all?B
There were 102 catchers masks. 18 were used up. How many catchers masks are left?T
There were 56 rosin bags. 36 were used up. How many rosin bags are left?Z
Equipment manager found 18 autographed bats yesterday and 67 more today. How many autographed bats in all?U
Equipment manager lined up 8 rows of 2 baseballs. How many baseballs in all?C
0/5 letters found
Clue 5
Division facts (1-12) — the last clue
Divide the practice baseballs evenly among the bullpen buckets to reveal the final piece of evidence.
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
120 ÷ 10 = ?
28 ÷ 7 = ?
8 ÷ 1 = ?
99 ÷ 11 = ?
12 ÷ 12 = ?
24 ÷ 8 = ?
7 ÷ 1 = ?
121 ÷ 11 = ?
35 ÷ 7 = ?
66 ÷ 11 = ?
30 ÷ 3 = ?
Step 2 — cross out the sentence with each answer
1.The villain swung a titanium bat, then threw a fastball pitch.
2.The villain wore a pine tar glove, then threw a changeup pitch.
3.The villain showed off a laser arm, then threw a fastball pitch.
4.The villain snuck with stealth cleats, then threw a knuckleball pitch.
5.The villain snuck with stealth cleats, then threw a slider pitch.
6.The villain swung a titanium bat, then threw a slider pitch.
7.The villain wore a pine tar glove, then threw a slider pitch.
8.The villain swung a titanium bat, then threw a knuckleball pitch.
9.The villain showed off a laser arm, then threw a slider pitch.
10.The villain swung a titanium bat, then threw a changeup pitch.
11.The villain wore a pine tar glove, then threw a fastball pitch.
12.The villain swung a titanium bat, then threw a curveball pitch.
Solve it
Name the culprit
Choose the one suspect left standing.
Answer Key — The Mystery of the Missing World Series Ring
Culprit: Corey Seager (Pine Tar Glove · Changeup Pitch · Left Handed Thrower · Buzz Cut · Slippery Rosin)
- Clue 1 (Addition): "THE VILLAIN DOES NOT USE A SLIDER PITCH"1698 + 840 = 2538 (T) · 3036 + 6602 = 9638 (H) · 4400 + 5168 = 9568 (C) · 3184 + 3091 = 6275 (I) · 1676 + 1650 = 3326 (R) · 1112 + 893 = 2005 (L) · 5807 + 3280 = 9087 (O) · 2644 + 5342 = 7986 (S) · 3121 + 4076 = 7197 (P) · 4158 + 4581 = 8739 (D) · 1288 + 1131 = 2419 (N) · 1949 + 3874 = 5823 (A) · 3268 + 1977 = 5245 (V) · 3345 + 6513 = 9858 (E) · 4447 + 2466 = 6913 (U)
- Clue 2 (Multiplication facts (1-12)): "THE SUSPECT THROWS WITH THEIR LEFT HAND"3 × 1 = 3 (T) · 4 × 12 = 48 (C) · 8 × 1 = 8 (E) · 10 × 10 = 100 (A) · 11 × 5 = 55 (I) · 6 × 5 = 30 (W) · 12 × 12 = 144 (U) · 11 × 9 = 99 (O) · 9 × 3 = 27 (L) · 8 × 2 = 16 (H) · 5 × 1 = 5 (R) · 1 × 9 = 9 (D) · 7 × 12 = 84 (P) · 8 × 8 = 64 (S) · 8 × 12 = 96 (N) · 1 × 2 = 2 (F)
- Clue 3 (Rounding): "THE SUSPECT WAS FOILED BY SLIPPERY ROSIN"Round 8,843 to the nearest thousand = 9000 (T) · Round 18 to the nearest ten = 20 (Y) · Round 131 to the nearest ten = 130 (I) · Round 1,661 to the nearest hundred = 1700 (N) · Round 430 to the nearest ten = 430 (R) · Round 91 to the nearest ten = 90 (A) · Round 933 to the nearest hundred = 900 (D) · Round 1,315 to the nearest hundred = 1300 (U) · Round 291 to the nearest ten = 290 (L) · Round 2,677 to the nearest thousand = 3000 (B) · Round 109 to the nearest ten = 110 (W) · Round 372 to the nearest ten = 370 (S) · Round 51 to the nearest ten = 50 (F) · Round 4,859 to the nearest thousand = 5000 (C) · Round 1,550 to the nearest thousand = 2000 (E) · Round 1,077 to the nearest hundred = 1100 (O) · Round 748 to the nearest hundred = 700 (H) · Round 330 to the nearest hundred = 300 (P)
- Clue 4 (Word problems): "BUZZ CUT"Equipment manager found 27 rosin bags yesterday and 51 more today. How many rosin bags in all? = 78 (B) · There were 102 catchers masks. 18 were used up. How many catchers masks are left? = 84 (T) · There were 56 rosin bags. 36 were used up. How many rosin bags are left? = 20 (Z) · Equipment manager found 18 autographed bats yesterday and 67 more today. How many autographed bats in all? = 85 (U) · Equipment manager lined up 8 rows of 2 baseballs. How many baseballs in all? = 16 (C)
- Clue 5 (Division facts (1-12)): surviving statement (box 2) → Corey Seager120 ÷ 10 = 12 · 28 ÷ 7 = 4 · 8 ÷ 1 = 8 · 99 ÷ 11 = 9 · 12 ÷ 12 = 1 · 24 ÷ 8 = 3 · 7 ÷ 1 = 7 · 121 ÷ 11 = 11 · 35 ÷ 7 = 5 · 66 ÷ 11 = 6 · 30 ÷ 3 = 10
About this mystery
- Grade level
- Grade 8 math
- Math topics
- Addition, Multiplication, Rounding, Word problems, Division
- Reading level
- grades 7-9
- Theme
- The Mystery of the Missing World Series Ring — set in Diamond Park Stadium
- Format
- Interactive online & printable worksheet with answer key
- Solution
- One unique, verified culprit among 21 suspects