🦄 UnicornsGrade 1Reading: grades 1-2AdditionSubtractionSkip countingPlace valueMissing addends
The Magic Star Mystery
Someone took the Magic Star Crystal from the Glitter Forest. It is up to you to find the bad unicorn!
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 | Magic Horn Power | Sparkle Gear | Hoofprint Direction | Mane Color | Dislikes |
|---|---|---|---|---|---|
| Breezy | makes stars glow | jeweled saddle | points right | neon purple | loud music |
| Penny | makes stars glow | golden wing shoes | points right | neon purple | sticky mud |
| Barnaby | shoots pink bubbles | jeweled saddle | points left | neon purple | loud music |
| Sky | creates rainbow paths | silver crown | points right | neon purple | sour apples |
| Clover | shoots pink bubbles | glowing collar | points left | ocean blue | loud music |
| Cloud | creates rainbow paths | glitter cape | points right | bright pink | loud music |
| Coco | turns rocks to candy | golden wing shoes | points left | bright pink | loud music |
| Star | creates rainbow paths | glowing collar | points left | ocean blue | sour apples |
| Shimmer | creates rainbow paths | golden wing shoes | points right | ocean blue | sticky mud |
| Pip | creates rainbow paths | golden wing shoes | points right | neon purple | sour apples |
| Dash | shoots pink bubbles | silver crown | points right | neon purple | sticky mud |
| Bluey | shoots pink bubbles | glitter cape | points right | neon purple | sour apples |
| Ziggy | shoots pink bubbles | glowing collar | points right | ocean blue | sour apples |
| Prancer | turns rocks to candy | silver crown | points right | ocean blue | sticky mud |
| Jewel | makes stars glow | golden wing shoes | points left | neon purple | sour apples |
| Luna | grows giant flowers | silver crown | points right | neon purple | sour apples |
| Twinkle | grows giant flowers | jeweled saddle | points right | bright pink | sticky mud |
| Sparkles | creates rainbow paths | glowing collar | points left | neon purple | sour apples |
| Daisy | shoots pink bubbles | golden wing shoes | points right | bright pink | sour apples |
| Rosie | grows giant flowers | jeweled saddle | points right | neon purple | loud music |
| Sunny | makes stars glow | golden wing shoes | points right | neon purple | sour apples |
Clue 1
Addition
We need to add the magical sparkles on the trail to find 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
17
14
19
12
6
3
3
10
6
7
18
15
19
2
7
15
T
17
11
19
10
8
10
9
3
6
T
17
T
17
19
8
20
10
4
19
5 + 12 =T
10 + 9 =E
5 + 5 =A
6 + 2 =R
2 + 2 =P
12 + 6 =D
1 + 1 =S
2 + 5 =N
10 + 10 =C
7 + 7 =H
3 + 9 =V
3 + 6 =G
2 + 1 =L
4 + 11 =O
3 + 3 =I
4 + 7 =W
0/16 letters found
Clue 2
Subtraction
Some glitter cupcakes were eaten by the thief. Let us subtract to find out how many are left.
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
2
13
5
13
8
8
12
1
7
14
16
T
2
15
1
8
14
16
T
2
T
2
8
T
2
13
5
7
14
17
13
T
2
7 - 5 =T
14 - 1 =H
10 - 2 =O
20 - 4 =N
9 - 2 =R
16 - 2 =I
18 - 3 =S
2 - 1 =P
20 - 3 =G
15 - 3 =F
13 - 8 =E
0/11 letters found
Clue 3
Skip counting
The star stepping stones must be counted by twos. Skip count to find the path!
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
25
60
6
T
25
60
42
6
35
60
130
T
25
6
15
15
39
9
50
130
20
20
26
6
15
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, ___, 30, 35T
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, ___, 45, 48I
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, ___, 22, 24P
Skip-count by 5s. Fill the blank: 5, 10, ___, 20, 25S
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, ___, 40, 45F
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, ___, 70, 80H
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, ___, 60, 70R
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, ___, 42, 45O
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ___, 28, 30L
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, ___, 140, 150A
Skip-count by 2s. Fill the blank: 2, 4, ___, 8, 10E
Skip-count by 3s. Fill the blank: 3, 6, ___, 12, 15U
0/12 letters found
Clue 4
Place value
The secret code on the gate has tens and ones blocks. Let us read the place value!
Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.
A
27
52
86
83
52
38
19
29
38
97
86
88
A
27
25
29
42
A
27
26
34
83
19
52
28
What number has 2 tens and 7 ones?A
What number has 8 tens and 6 ones?E
What number has 9 tens and 7 ones?L
What number has 5 tens and 2 ones?N
What number has 2 tens and 9 ones?R
What number has 2 tens and 6 ones?S
What number has 2 tens and 8 ones?D
What number has 2 tens and 5 ones?I
What number has 3 tens and 4 ones?F
What number has 8 tens and 8 ones?H
What number has 8 tens and 3 ones?O
What number has 4 tens and 2 ones?W
What number has 1 ten and 9 ones?U
What number has 3 tens and 8 ones?P
0/14 letters found
Clue 5
Missing addends — the last clue
The magic potion needs ten flower petals. We have some but need more. Find how many are missing!
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
6 + ___ = 17
6 + ___ = 12
8 + ___ = 18
8 + ___ = 10
7 + ___ = 19
8 + ___ = 16
4 + ___ = 13
8 + ___ = 9
1 + ___ = 8
10 + ___ = 13
4 + ___ = 9
Step 2 — cross out the sentence with each answer
1.The villain turns rocks to sweet candy, then flies off in golden wing shoes.
2.The villain turns rocks to sweet candy, then wraps up in a glitter cape.
3.The villain creates rainbow paths to run, then wraps up in a glitter cape.
4.The villain creates rainbow paths to run, then flies off in golden wing shoes.
5.The villain turns rocks to sweet candy, then adjusts a shiny silver crown.
6.The villain creates rainbow paths to run, then adjusts a shiny silver crown.
7.The villain makes stars glow very bright, then adjusts a shiny silver crown.
8.The villain shoots pink bubbles to escape, then sits on a fancy jeweled saddle.
9.The villain shoots pink bubbles to escape, then lights the way with a glowing collar.
10.The villain makes stars glow very bright, then flies off in golden wing shoes.
11.The villain grows giant flowers to hide, then adjusts a shiny silver crown.
12.The villain creates rainbow paths to run, then lights the way with a glowing collar.
Solve it
Name the culprit
Choose the one suspect left standing.
Answer Key — The Magic Star Mystery
Culprit: Pip (creates rainbow paths · golden wing shoes · points right · neon purple · sour apples)
- Clue 1 (Addition): "THE VILLAIN DOES NOT WEAR A GLITTER CAPE"5 + 12 = 17 (T) · 10 + 9 = 19 (E) · 5 + 5 = 10 (A) · 6 + 2 = 8 (R) · 2 + 2 = 4 (P) · 12 + 6 = 18 (D) · 1 + 1 = 2 (S) · 2 + 5 = 7 (N) · 10 + 10 = 20 (C) · 7 + 7 = 14 (H) · 3 + 9 = 12 (V) · 3 + 6 = 9 (G) · 2 + 1 = 3 (L) · 4 + 11 = 15 (O) · 3 + 3 = 6 (I) · 4 + 7 = 11 (W)
- Clue 2 (Subtraction): "THE HOOFPRINTS POINT TO THE RIGHT"7 - 5 = 2 (T) · 14 - 1 = 13 (H) · 10 - 2 = 8 (O) · 20 - 4 = 16 (N) · 9 - 2 = 7 (R) · 16 - 2 = 14 (I) · 18 - 3 = 15 (S) · 2 - 1 = 1 (P) · 20 - 3 = 17 (G) · 15 - 3 = 12 (F) · 13 - 8 = 5 (E)
- Clue 3 (Skip counting): "THE THIEF HATES SOUR APPLES"Skip-count by 5s. Fill the blank: 5, 10, 15, 20, ___, 30, 35 = 25 (T) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, ___, 45, 48 = 42 (I) · Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, ___, 22, 24 = 20 (P) · Skip-count by 5s. Fill the blank: 5, 10, ___, 20, 25 = 15 (S) · Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, ___, 40, 45 = 35 (F) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, ___, 70, 80 = 60 (H) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, ___, 60, 70 = 50 (R) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, ___, 42, 45 = 39 (O) · Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ___, 28, 30 = 26 (L) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, ___, 140, 150 = 130 (A) · Skip-count by 2s. Fill the blank: 2, 4, ___, 8, 10 = 6 (E) · Skip-count by 3s. Fill the blank: 3, 6, ___, 12, 15 = 9 (U)
- Clue 4 (Place value): "A NEON PURPLE HAIR WAS FOUND"What number has 2 tens and 7 ones? = 27 (A) · What number has 8 tens and 6 ones? = 86 (E) · What number has 9 tens and 7 ones? = 97 (L) · What number has 5 tens and 2 ones? = 52 (N) · What number has 2 tens and 9 ones? = 29 (R) · What number has 2 tens and 6 ones? = 26 (S) · What number has 2 tens and 8 ones? = 28 (D) · What number has 2 tens and 5 ones? = 25 (I) · What number has 3 tens and 4 ones? = 34 (F) · What number has 8 tens and 8 ones? = 88 (H) · What number has 8 tens and 3 ones? = 83 (O) · What number has 4 tens and 2 ones? = 42 (W) · What number has 1 ten and 9 ones? = 19 (U) · What number has 3 tens and 8 ones? = 38 (P)
- Clue 5 (Missing addends): surviving statement (box 4) → Pip6 + ___ = 17 = 11 · 6 + ___ = 12 = 6 · 8 + ___ = 18 = 10 · 8 + ___ = 10 = 2 · 7 + ___ = 19 = 12 · 8 + ___ = 16 = 8 · 4 + ___ = 13 = 9 · 8 + ___ = 9 = 1 · 1 + ___ = 8 = 7 · 10 + ___ = 13 = 3 · 4 + ___ = 9 = 5
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 Magic Star Mystery — set in Glitter Forest
- Format
- Interactive online & printable worksheet with answer key
- Solution
- One unique, verified culprit among 21 suspects