Math Mysteries
SoccerGrade 1Reading: grades 1-2AdditionPlace valueSkip countingSubtractionMissing addends

The Case of the Missing Championship Ball

The big game is today! But someone took the gold championship soccer ball from the clubhouse. The team mascot is very sad. We must solve the math puzzles and find the soccer thief!

Suspects

Possible suspects

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

21 of 21 still in play
NameSuper SkillLucky GearKick FootHair StyleBig Fear
Bukayofast sprintglow glovesleft-footed kickbuzzed hairloud whistle
Alissonsuper kickneon socksleft-footed kickhigh ponytailmuddy grass
Kevinsuper kickstarry headbandleft-footed kickspiked hairmuddy grass
Brunomega headerglow glovesright-footed kickbuzzed hairloud whistle
Lukaspin dribblestarry headbandleft-footed kickbuzzed hairloud whistle
Erlingspin dribbleglow glovesleft-footed kickbuzzed hairmuddy grass
Jackhigh jumpgolden cleatsleft-footed kickbuzzed hairloud whistle
Masonfast sprintgolden cleatsright-footed kickspiked hairmuddy grass
Samsuper kicksilver guardsleft-footed kickbuzzed hairred card
Declanspin dribbleglow glovesright-footed kickbuzzed hairred card
Mohigh jumpglow glovesright-footed kickhigh ponytailred card
Sonsuper kickneon socksright-footed kickhigh ponytailred card
Kylesuper kickneon socksleft-footed kickhigh ponytailred card
Reecefast sprintgolden cleatsleft-footed kickbuzzed hairloud whistle
Jordanspin dribblegolden cleatsleft-footed kickbuzzed hairloud whistle
Leomega headersilver guardsleft-footed kickhigh ponytailloud whistle
Philsuper kickglow glovesleft-footed kickbuzzed hairmuddy grass
Colemega headerglow glovesleft-footed kickbuzzed hairloud whistle
Virgilfast sprintglow glovesright-footed kickbuzzed hairloud whistle
Raheemhigh jumpstarry headbandleft-footed kickbuzzed hairloud whistle
Marcussuper kickstarry headbandleft-footed kickbuzzed hairred card
Clue 1

Addition

Coach Ben counts the practice cones. We add the red cones and yellow cones 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.

T
18
20
7
3
8
10
10
11
8
15
19
9
7
12
15
9
T
18
20
11
3
7
6
9
10
19
7
15
2
10
7
11
T
18
12
12 + 6 =T
5 + 14 =D
5 + 5 =L
1 + 2 =V
1 + 1 =C
11 + 9 =H
2 + 7 =O
5 + 6 =A
4 + 2 =G
9 + 3 =S
8 + 7 =N
3 + 4 =E
2 + 6 =I
0/13 letters found
Clue 2

Place value

We look at the boxes of jerseys. There are tens and ones. The total number unlocks the 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.

T
13
68
75
23
29
78
11
11
11
68
61
41
11
78
87
75
55
T
13
55
61
61
T
13
21
73
84
21
What number has 1 ten and 3 ones?T
What number has 8 tens and 4 ones?C
What number has 4 tens and 1 one?W
What number has 5 tens and 5 ones?F
What number has 8 tens and 7 ones?L
What number has 6 tens and 8 ones?H
What number has 2 tens and 9 ones?R
What number has 2 tens and 1 one?K
What number has 6 tens and 1 one?O
What number has 1 ten and 1 one?S
What number has 7 tens and 8 ones?A
What number has 2 tens and 3 ones?G
What number has 7 tens and 3 ones?I
What number has 7 tens and 5 ones?E
0/14 letters found
Clue 3

Skip counting

We count the soccer balls in the bags by twos. Skip counting gets us to the next spot fast.

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
100
8
26
15
25
42
42
39
25
6
60
39
6
21
60
120
45
39
42
120
12
55
80
8
25
16
T
100
42
26
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, ___, 110, 120T
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, 20, 22, 24, ___, 28, 30E
Skip-count by 3s. Fill the blank: 3, 6, 9, ___, 15, 18U
Skip-count by 5s. Fill the blank: 5, 10, ___, 20, 25V
Skip-count by 2s. Fill the blank: 2, 4, ___, 8, 10N
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, ___, 60, 65D
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, ___, 50, 55M
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, ___, 130, 140O
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, ___, 70, 80R
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, ___, 30, 35I
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, ___, 24, 27F
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, ___, 90, 100W
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, ___, 45, 48L
Skip-count by 2s. Fill the blank: 2, 4, 6, ___, 10, 12H
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, ___, 18, 20S
0/16 letters found
Clue 4

Subtraction

The mascot kicked some water bottles away. Subtract the lost bottles to see what remains.

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
9
11
2
6
18
4
19
16
14
11
10
3
1
7
6
10
13
12
18
5
5
11
19
7
16
15
10
17 - 8 =W
18 - 5 =T
17 - 2 =I
20 - 2 =U
6 - 1 =Z
19 - 3 =A
13 - 9 =N
11 - 5 =O
13 - 3 =R
13 - 2 =E
5 - 3 =F
3 - 2 =S
20 - 1 =D
15 - 1 =V
8 - 5 =Y
14 - 2 =B
9 - 2 =H
0/17 letters found
Clue 5

Missing addends — the last clue

We need ten shin guards on the rack. We only have six. How many more do we need to find?

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
8 + ___ = 10
2 + ___ = 12
9 + ___ = 16
5 + ___ = 17
4 + ___ = 12
5 + ___ = 14
9 + ___ = 13
6 + ___ = 7
8 + ___ = 11
7 + ___ = 18
9 + ___ = 15
Step 2 — cross out the sentence with each answer
1.The villain makes a super kick, then fixes a starry headband.
2.The villain uses a spin dribble, then fixes a starry headband.
3.The villain makes a super kick, then pulls up neon socks.
4.The villain does a mega header, then pulls up neon socks.
5.The villain does a mega header, then shows off glow gloves.
6.The villain makes a super kick, then taps silver guards.
7.The villain starts a fast sprint, then shows off glow gloves.
8.The villain makes a high jump, then pulls up neon socks.
9.The villain makes a high jump, then shines golden cleats.
10.The villain makes a high jump, then fixes a starry headband.
11.The villain makes a super kick, then shines golden cleats.
12.The villain makes a high jump, then taps silver guards.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 1 math
Math topics
Addition, Place value, Skip counting, Subtraction, Missing addends
Reading level
grades 1-2
Theme
The Case of the Missing Championship Ball — set in the sunny green field of Soccer Town
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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