Math Mysteries
FootballGrade 1Reading: grades 1-2AdditionSubtractionSkip countingPlace valueMissing addends

The Case of the Golden Playbook

Oh no! The Golden Playbook is gone right before the big game! The Head Coach needs your help. Look for clues around the turf and catch the Sneaky Mascot!

Suspects

Possible suspects

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

21 of 21 still in play
NameFootball PositionSpecial GearThrowing HandHelmet Hair StyleSilly Weakness
Hurtsfast rungold helmetleft handed throwercurly hairloud whistles
Goffhigh kickneon cleatsleft handed throwercurly hairsqueaky shoes
Jeffersonfast runfoam fingerright handed throwerspiky hairbright lights
Mahomesfast runfoam fingerleft handed throwerspiky hairbright lights
Allenhigh kickneon cleatsright handed throwerslick hairbright lights
Hillrocket throwneon cleatsright handed throwercurly hairloud whistles
Jacksonrocket throwvisor maskright handed throwerslick hairbright lights
Prescotthigh kickgold helmetright handed throwercurly hairsqueaky shoes
Bosahigh kickgold helmetleft handed throwerspiky hairbright lights
Bradyfast runfoam fingerleft handed throwerspiky hairsqueaky shoes
Ramseybig blockgold helmetleft handed throwerslick hairloud whistles
Kelcesuper catchsticky glovesleft handed throwercurly hairsqueaky shoes
Diggsbig blockgold helmetleft handed throwerslick hairsqueaky shoes
Chasefast runfoam fingerright handed throwercurly hairsqueaky shoes
Tuckerhigh kickneon cleatsleft handed throwerspiky hairbright lights
Burrowhigh kickneon cleatsright handed throwercurly hairloud whistles
Samuelfast rungold helmetright handed throwerslick hairsqueaky shoes
Millerbig blockvisor maskright handed throwercurly hairsqueaky shoes
Donaldrocket throwgold helmetright handed throwercurly hairsqueaky shoes
Rodgerssuper catchneon cleatsleft handed throwercurly hairloud whistles
Henrysuper catchsticky glovesright handed throwercurly hairsqueaky shoes
Clue 1

Addition

We need to add up the points from the first half. The scoreboard is broken. Help us count them to find a 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
5
17
16
4
9
16
3
15
20
11
13
16
19
13
16
4
9
13
T
5
18
16
3
8
3
6
10
4
13
8
14
3
4
15
4 + 1 =T
1 + 3 =S
1 + 2 =A
9 + 4 =O
4 + 6 =I
9 + 10 =D
5 + 1 =V
4 + 5 =N
8 + 7 =K
3 + 8 =F
7 + 7 =M
11 + 7 =W
5 + 11 =E
14 + 6 =Y
11 + 6 =H
6 + 2 =R
0/16 letters found
Clue 2

Subtraction

The coach lost some footballs from the bag. We must subtract the missing ones to see who was in the locker room!

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
13
15
10
18
7
10
17
4
8
6
7
10
T
13
15
2
6
14
18
14
3
T
13
15
T
13
15
10
2
3
19
15
T
13
15
17
7
1
19 - 6 =T
19 - 2 =A
7 - 5 =R
10 - 3 =N
10 - 6 =K
16 - 8 =Y
17 - 3 =W
7 - 6 =D
20 - 2 =S
15 - 5 =E
20 - 1 =G
18 - 3 =H
9 - 3 =O
5 - 2 =I
0/14 letters found
Clue 3

Skip counting

Let us count the yard lines on the field. Jump by tens to find where the sneaky player ran!

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
26
22
24
28
39
120
36
S
26
50
20
28
S
26
12
27
8
8
S
26
10
39
30
28
70
50
28
70
50
27
28
45
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ___, 28, 30S
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, ___, 35, 40R
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, ___, 12, 14C
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, ___, 39, 42Y
Skip-count by 2s. Fill the blank: 2, 4, 6, ___, 10, 12L
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, ___, 80, 90T
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, ___, 30, 33I
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, ___, 30, 32E
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, ___, 50, 55F
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, ___, 24, 26Q
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, ___, 14, 16W
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, ___, 60, 70H
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, ___, 42, 45A
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, ___, 22, 24O
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, ___, 130, 140K
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, ___, 27, 30U
0/16 letters found
Clue 4

Place value

Look at the jersey numbers on the bench. Use tens and ones to decode the secret jersey locker!

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
55
14
39
77
38
49
36
67
38
95
99
64
94
84
97
95
77
49
92
94
14
92
38
95
39
What number has 5 tens and 5 ones?W
What number has 9 tens and 5 ones?R
What number has 9 tens and 7 ones?I
What number has 6 tens and 7 ones?C
What number has 8 tens and 4 ones?A
What number has 3 tens and 6 ones?D
What number has 9 tens and 2 ones?T
What number has 4 tens and 9 ones?N
What number has 9 tens and 4 ones?H
What number has 3 tens and 9 ones?F
What number has 9 tens and 9 ones?L
What number has 1 ten and 4 ones?E
What number has 3 tens and 8 ones?U
What number has 7 tens and 7 ones?O
What number has 6 tens and 4 ones?Y
0/15 letters found
Clue 5

Missing addends — the last clue

We have seven water bottles but we need ten. Find how many are missing to unlock the final playbook!

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
9 + ___ = 15
8 + ___ = 12
7 + ___ = 12
3 + ___ = 5
5 + ___ = 6
7 + ___ = 14
9 + ___ = 20
6 + ___ = 15
8 + ___ = 20
2 + ___ = 5
10 + ___ = 20
Step 2 — cross out the sentence with each answer
1.The villain launches the ball with a high kick, then hides their face behind a visor mask.
2.The villain knocks over obstacles with a big block, then hides their face behind a visor mask.
3.The villain leaps for a super catch, then hides their face behind a visor mask.
4.The villain dash away with a fast run, then waves a giant foam finger.
5.The villain makes a rocket throw, then shines bright in a gold helmet.
6.The villain launches the ball with a high kick, then shines bright in a gold helmet.
7.The villain leaps for a super catch, then shines bright in a gold helmet.
8.The villain leaps for a super catch, then grabs the trophy with sticky gloves.
9.The villain dash away with a fast run, then grabs the trophy with sticky gloves.
10.The villain knocks over obstacles with a big block, then grabs the trophy with sticky gloves.
11.The villain leaps for a super catch, then leaves turf marks with neon cleats.
12.The villain leaps for a super catch, then waves a giant foam finger.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 1 math
Math topics
Addition, Subtraction, Skip counting, Place value, Missing addends
Reading level
grades 1-2
Theme
The Case of the Golden Playbook — set in Super Bowl Stadium
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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