Math Crackers
🔎 SquishiesGrade 3Reading: grades 1-2AdditionSubtractionWord problemsRoundingDivision

The Great Squishy Swap Mystery

Someone squeezed into the Soft Town Toy Fair and swapped the rare golden squishy for a plain foam block. Detective Sam must follow the soft clues to catch the sneaky trickster.

Suspects

Possible suspects

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

21 of 21 still in play
NameSpecial MoveSecret ScentWriting HandWig ColorSquishy Weakness
Leo LoafJelly PopFresh PeachLeft HandedPastel Blue HairIce Cube
Pip PlushScent SpritzFresh PeachLeft HandedMint Green HairWater Splash
Felix FoamJelly PopBubblegum CloudLeft HandedMint Green HairWater Splash
Bella BounceSlow RiseVanilla SpiceLeft HandedMint Green HairWater Splash
Will WaffleJelly PopSweet CocoaRight HandedMint Green HairWarm Sun
Toby ToyFoam BlastBerry AromaLeft HandedPastel Blue HairWarm Sun
Sunny SmushScent SpritzVanilla SpiceLeft HandedPastel Blue HairWater Splash
Ollie SoftSuper BounceVanilla SpiceLeft HandedNeon Pink HairIce Cube
Cody CottonScent SpritzFresh PeachLeft HandedNeon Pink HairWater Splash
Penny PopSlow RiseBerry AromaLeft HandedPastel Blue HairWarm Sun
Daisy DonutScent SpritzSweet CocoaRight HandedPastel Blue HairIce Cube
Molly MochiScent SpritzVanilla SpiceLeft HandedMint Green HairWarm Sun
Abby AcornFoam BlastSweet CocoaLeft HandedPastel Blue HairWarm Sun
Chloe CloudFoam BlastVanilla SpiceLeft HandedPastel Blue HairIce Cube
Maya MarshmallowJelly PopBerry AromaLeft HandedPastel Blue HairIce Cube
Vicky VelvetFoam BlastBerry AromaLeft HandedPastel Blue HairIce Cube
Bobby BobaSlow RiseVanilla SpiceLeft HandedMint Green HairWarm Sun
Zack ZipJelly PopFresh PeachRight HandedMint Green HairWarm Sun
Sam SqueezeSlow RiseBerry AromaRight HandedMint Green HairWarm Sun
Rosie RiseFoam BlastBerry AromaRight HandedNeon Pink HairWarm Sun
Nina NeapolitanFoam BlastBubblegum CloudLeft HandedPastel Blue HairIce Cube
Clue 1

Addition

Detective Sam adds up all the squishies found near the scene to decode 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
370
546
543
463
577
613
613
725
577
825
848
605
543
752
825
605
T
370
486
752
543
567
486
567
567
613
543
885
486
667
423
613
605
486
848
213 + 157 =T
409 + 196 =O
490 + 235 =A
210 + 357 =B
383 + 163 =H
258 + 409 =M
258 + 285 =E
246 + 217 =V
477 + 275 =S
225 + 198 =C
389 + 224 =L
364 + 484 =D
151 + 335 =U
570 + 255 =N
269 + 308 =I
405 + 480 =G
0/16 letters found
Clue 2

Subtraction

Sam takes away the fake toys from the box to reveal a hidden secret message.

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
786
247
586
625
187
766
586
586
130
586
567
741
556
282
378
247
282
625
282
176
586
741
T
786
T
786
247
766
378
647
629
502
754
858
T
786
843 - 57 =T
696 - 318 =M
308 - 121 =Q
1040 - 393 =B
314 - 184 =Z
878 - 292 =E
229 - 53 =L
1045 - 279 =U
703 - 201 =R
679 - 123 =O
660 - 35 =S
1047 - 293 =I
898 - 269 =P
895 - 328 =D
608 - 326 =A
872 - 14 =N
981 - 240 =F
529 - 282 =H
0/18 letters found
Clue 3

Word problems

The detective reads a story note left on the toy shelf to unlock the next detail.

Solve each problem to learn its letter, then write the letters in the boxes to fill in the missing word.

Someonescaredthevillainoffwith
I
28
31
71
31
20
37
71
.
Squishy Collector lined up 4 rows of 7 gummy bears. How many gummy bears in all?I
Squishy Collector found 45 squishy cats yesterday and 26 more today. How many squishy cats in all?E
Squishy Collector found 14 squishy cats yesterday and 17 more today. How many squishy cats in all?C
There were 42 scented stars. 5 were used up. How many scented stars are left?B
Squishy Collector found 13 gummy bears yesterday and 7 more today. How many gummy bears in all?U
0/5 letters found
Clue 4

Rounding

A fuzzy scanner rounds up the weight of the squishy scrap to narrow down the leads.

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
600
70
A
600
30
80
8000
400
40
400
5000
8000
900
A
600
2000
500
700
A
600
30
30
80
500
A
600
3000
300
8000
300
800
3000
80
900
8000
80
800
9000
Round 565 to the nearest hundredA
Round 70 to the nearest tenP
Round 8,592 to the nearest thousandY
Round 7,926 to the nearest thousandE
Round 1,944 to the nearest thousandI
Round 5,369 to the nearest thousandU
Round 2,829 to the nearest thousandN
Round 277 to the nearest hundredD
Round 80 to the nearest tenT
Round 40 to the nearest tenB
Round 666 to the nearest hundredW
Round 822 to the nearest hundredO
Round 858 to the nearest hundredH
Round 32 to the nearest tenS
Round 369 to the nearest hundredL
Round 515 to the nearest hundredR
0/16 letters found
Clue 5

Division facts (1-12) — the last clue

Sam splits the collected clue tokens into equal piles to spot the final villain secret.

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
21 ÷ 3 = ?
8 ÷ 1 = ?
44 ÷ 11 = ?
24 ÷ 2 = ?
100 ÷ 10 = ?
20 ÷ 4 = ?
63 ÷ 7 = ?
24 ÷ 8 = ?
6 ÷ 3 = ?
110 ÷ 10 = ?
4 ÷ 4 = ?
Step 2 — cross out the sentence with each answer
1.The villain released scent mist, then puffed vanilla dust.
2.The villain sprayed sticky foam, then dropped fresh peach sparks.
3.The villain released scent mist, then left a berry scent.
4.The villain sprayed sticky foam, then left a berry scent.
5.The villain squished down slowly, then puffed vanilla dust.
6.The villain popped like jelly, then dropped fresh peach sparks.
7.The villain popped like jelly, then left a berry scent.
8.The villain sprayed sticky foam, then puffed vanilla dust.
9.The villain bounced off the walls, then puffed vanilla dust.
10.The villain squished down slowly, then smelled like sweet cocoa.
11.The villain popped like jelly, then puffed vanilla dust.
12.The villain bounced off the walls, then smelled like sweet cocoa.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 3 math
Math topics
Addition, Subtraction, Word problems, Rounding, Division
Reading level
grades 1-2
Theme
The Great Squishy Swap Mystery — set in The Soft Town Toy Fair
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

More free printable math cases

3rd grade worksheetsAddition worksheetsSubtraction worksheetsDivision worksheetsRounding worksheetsAll worksheets →
The Secret of the Golden Obelisk
Grade 3
The Great Thanksgiving Parade Mystery
Grade 3
The Secret of Roanoke Island
Grade 3
Mystery of the Stolen Star Crystal
Grade 3