🚀 Gymnastics dogs spaceGrade 4Reading: grades 3-4MultiplicationRoundingAdditionSubtractionDivision

The Great Space Gymkhana Mystery

The annual Zero-Gravity Dog Gymnastics Championship is in trouble! Someone stole the Golden Bone Trophy right before the big floor routine. We need to help the Space Pup Patrol find the thief before the final whistle!

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	Gymnastic Skill	Space Gear	Paw Tap	Fur Type	Distraction
Laika	Laser beam balance	Starry grip chalk	Taps left paw	Golden curly fur	Smelly space treat
Laurie	Zero-gravity spin	Glowing radar visor	Taps right paw	Sleek silver fur	Shiny laser pointer
Barney	Laser beam balance	Starry grip chalk	Taps right paw	Sleek silver fur	Smelly space treat
Bella	Speedy paw-walk	Glowing radar visor	Taps right paw	Sleek silver fur	Squeaky tennis ball
Rover	Speedy paw-walk	Starry grip chalk	Taps right paw	Sleek silver fur	Smelly space treat
Champ	Laser beam balance	Glowing radar visor	Taps left paw	Sleek silver fur	Smelly space treat
Gabby	Speedy paw-walk	Neon bounce boots	Taps right paw	Spotted white fur	Squeaky tennis ball
Ziggy	Super-high backflip	Glowing radar visor	Taps left paw	Sleek silver fur	Smelly space treat
Pip	Laser beam balance	Neon bounce boots	Taps left paw	Sleek silver fur	Shiny laser pointer
Sadie	Laser beam balance	Neon bounce boots	Taps left paw	Golden curly fur	Smelly space treat
Comet	Speedy paw-walk	Neon bounce boots	Taps left paw	Sleek silver fur	Squeaky tennis ball
Apollo	Super-high backflip	Glowing radar visor	Taps right paw	Golden curly fur	Squeaky tennis ball
Sputnik	Speedy paw-walk	Neon bounce boots	Taps left paw	Golden curly fur	Squeaky tennis ball
Nastia	Rocket-boosted leap	Neon bounce boots	Taps left paw	Spotted white fur	Smelly space treat
Daisy	Laser beam balance	Glowing radar visor	Taps right paw	Sleek silver fur	Shiny laser pointer
Stella	Rocket-boosted leap	Sparkly comet cape	Taps right paw	Sleek silver fur	Smelly space treat
Rocky	Rocket-boosted leap	Glowing radar visor	Taps right paw	Sleek silver fur	Squeaky tennis ball
Gizmo	Speedy paw-walk	Silver orbit collar	Taps right paw	Sleek silver fur	Squeaky tennis ball
Sunisa	Super-high backflip	Starry grip chalk	Taps right paw	Sleek silver fur	Squeaky tennis ball
Buster	Rocket-boosted leap	Glowing radar visor	Taps left paw	Spotted white fur	Shiny laser pointer
Kohei	Rocket-boosted leap	Sparkly comet cape	Taps right paw	Sleek silver fur	Squeaky tennis ball

Clue 1

Multiplication facts (1-12)

The pup gym has several rows of balance beams with a set number of mats under each. Multiply the rows by the mats 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.

100

121

100

10 × 3 =T

8 × 2 =C

8 × 8 =F

11 × 3 =U

9 × 3 =G

1 × 7 =E

8 × 5 =K

11 × 11 =O

8 × 11 =S

9 × 11 =L

5 × 5 =I

10 × 7 =A

1 × 2 =N

10 × 10 =H

4 × 11 =P

7 × 11 =D

6 × 7 =Y

8 × 7 =R

0/18 letters found

Clue 2

Rounding

The radar screen in the control room only shows the distance rounded to the nearest ten. Round this number to find the next 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.

430

5000

1300

370

1300

2900

5000

7000

5000

130

5000

1300

110

290

2000

430

2900

130

2900

110

290

170

1300

Round 51 to the nearest tenT

Round 430 to the nearest tenH

Round 1,269 to the nearest hundredS

Round 130 to the nearest tenA

Round 19 to the nearest tenW

Round 169 to the nearest tenN

Round 2,408 to the nearest thousandG

Round 370 to the nearest tenU

Round 286 to the nearest tenI

Round 74 to the nearest tenC

Round 89 to the nearest tenV

Round 2,912 to the nearest hundredP

Round 6,501 to the nearest thousandL

Round 114 to the nearest tenR

Round 4,656 to the nearest thousandE

0/15 letters found

Clue 3

Addition

The coach needs to count all the grip chalk bags and ribbons scattered on the floor. Add them up to get a new 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.

9670

4208

9645

8927

4208

4661

9528

4208

4661

7942

9528

6216

4586

7942

4208

4661

2338

9670

8883

7367

9528

2338

7033

4694

4208

9528

4474

7942

9670

3216

2338

2634

4150 + 5520 =S

2582 + 1892 =N

3402 + 6243 =O

2819 + 4214 =K

3619 + 5264 =Q

2747 + 1947 =Y

1975 + 4241 =F

1513 + 2695 =T

5428 + 2514 =I

2718 + 1868 =W

2154 + 1062 =B

2373 + 4994 =U

1150 + 1188 =A

3540 + 5387 =P

1664 + 970 =L

2914 + 1747 =H

3657 + 5871 =E

0/17 letters found

Clue 4

Subtraction

A gym puppy ate some treats from the main treat jar. Subtract the eaten treats from the total to unlock this 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.

4814

3012

3204

1826

8114

1975

8492

5503

1080

3012

4768

5503

8806

1080

6861

3012

3736

3204

8114

3736

4137

4541

8930

3012

5503

5340

3012

1975

3012

8393 - 3579 =W

6354 - 1586 =K

5499 - 159 =C

8276 - 2773 =S

3655 - 1829 =O

11174 - 2244 =H

12296 - 4182 =U

10304 - 1498 =I

9276 - 2415 =V

11304 - 2812 =D

7236 - 4224 =E

8595 - 4458 =A

3688 - 1713 =N

7819 - 4615 =F

3989 - 2909 =L

6947 - 3211 =R

7280 - 2739 =T

0/17 letters found

Clue 5

Division facts (1-12) — the last clue

The team wants to share the victory kibble evenly among the space puppies. Divide the kibble to reveal the final clue.

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

99 ÷ 9 = ?

80 ÷ 10 = ?

33 ÷ 11 = ?

36 ÷ 3 = ?

90 ÷ 10 = ?

4 ÷ 4 = ?

60 ÷ 10 = ?

60 ÷ 12 = ?

8 ÷ 2 = ?

84 ÷ 12 = ?

8 ÷ 4 = ?

Step 2 — cross out the sentence with each answer

1.The villain does a super-high backflip over the laser vault, then scouts the path with a glowing radar visor.

2.The villain does a super-high backflip over the laser vault, then grabs the ledge using starry grip chalk.

3.The villain does a speedy paw-walk along the ceiling grid, then scouts the path with a glowing radar visor.

4.The villain does a speedy paw-walk along the ceiling grid, then grabs the ledge using starry grip chalk.

5.The villain shows off a laser beam balance on the orbit beam, then escapes wearing a sparkly comet cape.

6.The villain performs a zero-gravity spin across the high bar, then grabs the ledge using starry grip chalk.

7.The villain does a super-high backflip over the laser vault, then bounces away in neon bounce boots.

8.The villain takes a rocket-boosted leap off the springboard, then escapes wearing a sparkly comet cape.

9.The villain performs a zero-gravity spin across the high bar, then escapes wearing a sparkly comet cape.

10.The villain takes a rocket-boosted leap off the springboard, then scouts the path with a glowing radar visor.

11.The villain does a speedy paw-walk along the ceiling grid, then swipes the prize with a silver orbit collar.

12.The villain shows off a laser beam balance on the orbit beam, then grabs the ledge using starry grip chalk.

Solve it

Name the culprit

Choose the one suspect left standing.

Answer Key — The Great Space Gymkhana Mystery

Culprit: Rocky (Rocket-boosted leap · Glowing radar visor · Taps right paw · Sleek silver fur · Squeaky tennis ball)

Clue 1 (Multiplication facts (1-12)): "THE THIEF DOES NOT USE STARRY GRIP CHALK"
10 × 3 = 30 (T) · 8 × 2 = 16 (C) · 8 × 8 = 64 (F) · 11 × 3 = 33 (U) · 9 × 3 = 27 (G) · 1 × 7 = 7 (E) · 8 × 5 = 40 (K) · 11 × 11 = 121 (O) · 8 × 11 = 88 (S) · 9 × 11 = 99 (L) · 5 × 5 = 25 (I) · 10 × 7 = 70 (A) · 1 × 2 = 2 (N) · 10 × 10 = 100 (H) · 4 × 11 = 44 (P) · 7 × 11 = 77 (D) · 6 × 7 = 42 (Y) · 8 × 7 = 56 (R)
Clue 2 (Rounding): "THE SUSPECT LEAVES RIGHT PAW PRINTS"
Round 51 to the nearest ten = 50 (T) · Round 430 to the nearest ten = 430 (H) · Round 1,269 to the nearest hundred = 1300 (S) · Round 130 to the nearest ten = 130 (A) · Round 19 to the nearest ten = 20 (W) · Round 169 to the nearest ten = 170 (N) · Round 2,408 to the nearest thousand = 2000 (G) · Round 370 to the nearest ten = 370 (U) · Round 286 to the nearest ten = 290 (I) · Round 74 to the nearest ten = 70 (C) · Round 89 to the nearest ten = 90 (V) · Round 2,912 to the nearest hundred = 2900 (P) · Round 6,501 to the nearest thousand = 7000 (L) · Round 114 to the nearest ten = 110 (R) · Round 4,656 to the nearest thousand = 5000 (E)
Clue 3 (Addition): "STOP THE THIEF WITH A SQUEAKY TENNIS BALL"
4150 + 5520 = 9670 (S) · 2582 + 1892 = 4474 (N) · 3402 + 6243 = 9645 (O) · 2819 + 4214 = 7033 (K) · 3619 + 5264 = 8883 (Q) · 2747 + 1947 = 4694 (Y) · 1975 + 4241 = 6216 (F) · 1513 + 2695 = 4208 (T) · 5428 + 2514 = 7942 (I) · 2718 + 1868 = 4586 (W) · 2154 + 1062 = 3216 (B) · 2373 + 4994 = 7367 (U) · 1150 + 1188 = 2338 (A) · 3540 + 5387 = 8927 (P) · 1664 + 970 = 2634 (L) · 2914 + 1747 = 4661 (H) · 3657 + 5871 = 9528 (E)
Clue 4 (Subtraction): "WE FOUND SLEEK SILVER FUR AT THE SCENE"
8393 - 3579 = 4814 (W) · 6354 - 1586 = 4768 (K) · 5499 - 159 = 5340 (C) · 8276 - 2773 = 5503 (S) · 3655 - 1829 = 1826 (O) · 11174 - 2244 = 8930 (H) · 12296 - 4182 = 8114 (U) · 10304 - 1498 = 8806 (I) · 9276 - 2415 = 6861 (V) · 11304 - 2812 = 8492 (D) · 7236 - 4224 = 3012 (E) · 8595 - 4458 = 4137 (A) · 3688 - 1713 = 1975 (N) · 7819 - 4615 = 3204 (F) · 3989 - 2909 = 1080 (L) · 6947 - 3211 = 3736 (R) · 7280 - 2739 = 4541 (T)
Clue 5 (Division facts (1-12)): surviving statement (box 10) → Rocky
99 ÷ 9 = 11 · 80 ÷ 10 = 8 · 33 ÷ 11 = 3 · 36 ÷ 3 = 12 · 90 ÷ 10 = 9 · 4 ÷ 4 = 1 · 60 ÷ 10 = 6 · 60 ÷ 12 = 5 · 8 ÷ 2 = 4 · 84 ÷ 12 = 7 · 8 ÷ 4 = 2

About this mystery

Grade level: Grade 4 math
Math topics: Multiplication, Rounding, Addition, Subtraction, Division
Reading level: grades 3-4
Theme: The Great Space Gymkhana Mystery — set in the Zero-Gravity Dog Gym in the Lunar Dome
Format: Interactive online & printable worksheet with answer key
Solution: One unique, verified culprit among 21 suspects

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