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!
Possible suspects
Cross off a row as each clue rules it out. On screen, tap a row.
| Name | Super Skill | Lucky Gear | Kick Foot | Hair Style | Big Fear |
|---|---|---|---|---|---|
| Bukayo | fast sprint | glow gloves | left-footed kick | buzzed hair | loud whistle |
| Alisson | super kick | neon socks | left-footed kick | high ponytail | muddy grass |
| Kevin | super kick | starry headband | left-footed kick | spiked hair | muddy grass |
| Bruno | mega header | glow gloves | right-footed kick | buzzed hair | loud whistle |
| Luka | spin dribble | starry headband | left-footed kick | buzzed hair | loud whistle |
| Erling | spin dribble | glow gloves | left-footed kick | buzzed hair | muddy grass |
| Jack | high jump | golden cleats | left-footed kick | buzzed hair | loud whistle |
| Mason | fast sprint | golden cleats | right-footed kick | spiked hair | muddy grass |
| Sam | super kick | silver guards | left-footed kick | buzzed hair | red card |
| Declan | spin dribble | glow gloves | right-footed kick | buzzed hair | red card |
| Mo | high jump | glow gloves | right-footed kick | high ponytail | red card |
| Son | super kick | neon socks | right-footed kick | high ponytail | red card |
| Kyle | super kick | neon socks | left-footed kick | high ponytail | red card |
| Reece | fast sprint | golden cleats | left-footed kick | buzzed hair | loud whistle |
| Jordan | spin dribble | golden cleats | left-footed kick | buzzed hair | loud whistle |
| Leo | mega header | silver guards | left-footed kick | high ponytail | loud whistle |
| Phil | super kick | glow gloves | left-footed kick | buzzed hair | muddy grass |
| Cole | mega header | glow gloves | left-footed kick | buzzed hair | loud whistle |
| Virgil | fast sprint | glow gloves | right-footed kick | buzzed hair | loud whistle |
| Raheem | high jump | starry headband | left-footed kick | buzzed hair | loud whistle |
| Marcus | super kick | starry headband | left-footed kick | buzzed hair | red card |
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.
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.
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.
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.
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!
Name the culprit
Choose the one suspect left standing.
Answer Key — The Case of the Missing Championship Ball
- Clue 1 (Addition): "THE VILLAIN DOES NOT HAVE GOLDEN CLEATS"12 + 6 = 18 (T) · 5 + 14 = 19 (D) · 5 + 5 = 10 (L) · 1 + 2 = 3 (V) · 1 + 1 = 2 (C) · 11 + 9 = 20 (H) · 2 + 7 = 9 (O) · 5 + 6 = 11 (A) · 4 + 2 = 6 (G) · 9 + 3 = 12 (S) · 8 + 7 = 15 (N) · 3 + 4 = 7 (E) · 2 + 6 = 8 (I)
- Clue 2 (Place value): "THE GRASS SHOWS A LEFT FOOT KICK"What number has 1 ten and 3 ones? = 13 (T) · What number has 8 tens and 4 ones? = 84 (C) · What number has 4 tens and 1 one? = 41 (W) · What number has 5 tens and 5 ones? = 55 (F) · What number has 8 tens and 7 ones? = 87 (L) · What number has 6 tens and 8 ones? = 68 (H) · What number has 2 tens and 9 ones? = 29 (R) · What number has 2 tens and 1 one? = 21 (K) · What number has 6 tens and 1 one? = 61 (O) · What number has 1 ten and 1 one? = 11 (S) · What number has 7 tens and 8 ones? = 78 (A) · What number has 2 tens and 3 ones? = 23 (G) · What number has 7 tens and 3 ones? = 73 (I) · What number has 7 tens and 5 ones? = 75 (E)
- Clue 3 (Skip counting): "THE VILLAIN RAN FROM A LOUD WHISTLE"Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, ___, 110, 120 = 100 (T) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, ___, 42, 45 = 39 (A) · Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ___, 28, 30 = 26 (E) · Skip-count by 3s. Fill the blank: 3, 6, 9, ___, 15, 18 = 12 (U) · Skip-count by 5s. Fill the blank: 5, 10, ___, 20, 25 = 15 (V) · Skip-count by 2s. Fill the blank: 2, 4, ___, 8, 10 = 6 (N) · Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, ___, 60, 65 = 55 (D) · Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, ___, 50, 55 = 45 (M) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, ___, 130, 140 = 120 (O) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, ___, 70, 80 = 60 (R) · Skip-count by 5s. Fill the blank: 5, 10, 15, 20, ___, 30, 35 = 25 (I) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, ___, 24, 27 = 21 (F) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, ___, 90, 100 = 80 (W) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, ___, 45, 48 = 42 (L) · Skip-count by 2s. Fill the blank: 2, 4, 6, ___, 10, 12 = 8 (H) · Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, ___, 18, 20 = 16 (S)
- Clue 4 (Subtraction): "WE FOUND A VERY SHORT BUZZED HAIR"17 - 8 = 9 (W) · 18 - 5 = 13 (T) · 17 - 2 = 15 (I) · 20 - 2 = 18 (U) · 6 - 1 = 5 (Z) · 19 - 3 = 16 (A) · 13 - 9 = 4 (N) · 11 - 5 = 6 (O) · 13 - 3 = 10 (R) · 13 - 2 = 11 (E) · 5 - 3 = 2 (F) · 3 - 2 = 1 (S) · 20 - 1 = 19 (D) · 15 - 1 = 14 (V) · 8 - 5 = 3 (Y) · 14 - 2 = 12 (B) · 9 - 2 = 7 (H)
- Clue 5 (Missing addends): surviving statement (box 5) → Cole8 + ___ = 10 = 2 · 2 + ___ = 12 = 10 · 9 + ___ = 16 = 7 · 5 + ___ = 17 = 12 · 4 + ___ = 12 = 8 · 5 + ___ = 14 = 9 · 9 + ___ = 13 = 4 · 6 + ___ = 7 = 1 · 8 + ___ = 11 = 3 · 7 + ___ = 18 = 11 · 9 + ___ = 15 = 6
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
