Mystery Object Counting Puzzle - Can You Solve It?

 
“Not Carrot Sticks”
 
 
Steve Wyborney
As the clues appear, use the
information to narrow the
possibilities to a smaller set.  After
each clue, use estimation again to
determine which of the remaining
answers is the most reasonable.
How many total objects
are in the vase?
Write down your first estimate.
After each clue, you’ll see if your
estimate is still a possibility.  After
each clue, if it is no longer possible
write down a new estimate – and
be prepared to explain why you
chose it.
www.stevewyborney.com
Steve Wyborney
Clue #1
Clue #2
Clue #3
Clue #1
The answer is not a multiple of 7.
Clue #2
Odd or Even?  Numbers like the one represented
by the die on left are possible, but numbers like
the die on the right should be crossed out.
Clue #3
The answer does not include the digit
represented by the die on the left.
Clue #6
Clue #4
Clue #5
Clue #6
The answer does not include the digit 7
or the digit 9.
Clue #4
On your chart, there are 3 remaining numbers
between 10 and 18.  Find the sum of those
numbers.  Eliminate the addends and the sum.
Clue #5
Find the difference between the two numbers
represented by the dice.
The answer is not a multiple of that number.
Steve Wyborney
After seeing the clues, you have
narrowed the possibilities to a
small set of numbers.  Before you
see the answer, select your final
estimate.  Write it down, and
explain to someone why you chose
that number.
www.stevewyborney.com
Steve Wyborney
43 objects
The Reveal
Click to see the answer.
www.stevewyborney.com
Steve Wyborney
 
The Maze
Hundreds Chart
 
The Original
50 Splat! Lessons
 
The Original
20 Fraction
Splat! Lessons
 
The Original
80 Cube Conversations
Lessons
 
More Free, Downloadable Resources From Blog Posts
 
20 Days of
Number Sense
& Rich Math Talk
 
The Original 40
Estimation Clipboard
Sets
 
This is 
the course
 I’ve designed to teach you how to create
 
The Esti-Mystery Creator Course
 
your own Esti-Mysteries that are tailored for your class.
 
Click 
here
 to download more free Esti-Mysteries.
 
51 Esti-Mysteries
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In this interactive counting puzzle by Steve Wyborney, you need to determine the total number of objects in a vase by following a series of clues and eliminating possibilities. With each clue, you narrow down the options and refine your estimation skills. Can you figure out the correct answer by carefully analyzing the given information?


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  1. Not Carrot Sticks Steve Wyborney www.stevewyborney.com

  2. How many total objects are in the vase? As the clues appear, use the information to narrow the possibilities to a smaller set. After each clue, use estimation again to determine which of the remaining answers is the most reasonable. Write down your first estimate. After each clue, you ll see if your estimate is still a possibility. After each clue, if it is no longer possible write down a new estimate and be prepared to explain why you chose it. Steve Wyborney www.stevewyborney.com

  3. 1 11 21 31 41 51 51 61 71 81 81 81 1 11 21 31 41 41 51 61 71 71 1 11 21 1 11 21 31 31 41 51 61 2 12 22 32 42 52 52 62 72 82 82 82 2 12 22 2 12 22 32 32 42 52 62 2 12 22 32 42 42 52 62 72 72 3 13 13 23 33 43 53 63 73 83 83 83 3 3 3 4 14 14 24 34 44 54 64 74 84 84 84 4 4 14 24 34 44 54 64 74 74 4 14 24 34 44 54 64 5 15 25 5 5 5 15 25 35 35 6 16 26 36 46 56 66 76 86 96 96 96 96 6 16 26 36 46 56 66 76 76 6 16 26 36 46 56 66 76 86 86 86 6 16 26 36 46 56 66 7 17 27 37 47 57 67 77 87 97 97 97 97 7 17 27 37 47 57 67 77 77 7 17 27 37 47 57 67 77 87 87 87 7 17 27 37 47 57 67 8 8 18 28 38 48 58 68 78 88 98 98 98 8 8 9 19 29 39 49 59 69 79 89 99 100 99 100 99 100 99 100 9 19 29 39 49 59 69 9 19 29 39 49 59 69 79 89 89 89 9 19 29 39 49 59 69 79 79 10 20 30 40 50 60 70 80 90 90 90 90 10 20 30 40 50 60 10 20 30 40 50 60 70 80 80 80 10 20 30 40 50 60 70 70 13 23 33 43 53 63 13 23 33 43 53 63 73 73 Clue #1 15 15 25 35 45 45 55 65 75 75 18 28 38 48 58 68 78 88 98 18 28 38 48 58 68 78 18 28 38 48 58 68 78 88 88 Clue #1 25 35 45 55 65 75 85 95 95 95 95 The answer is not a multiple of 7. 23 24 33 34 43 44 53 54 63 64 73 74 83 84 93 94 93 94 93 94 93 94 Clue #2 45 55 65 Odd or Even? Numbers like the one represented by the die on left are possible, but numbers like the die on the right should be crossed out. 61 62 71 72 81 82 91 92 91 92 91 92 91 92 Clue #2 55 65 75 85 85 85 Clue #3 Clue #3 The answer does not include the digit represented by the die on the left. Clue #4 5 5 15 25 35 35 45 55 1 1 11 21 31 1 11 11 21 31 41 41 51 61 71 2 12 12 22 32 42 42 52 62 72 2 2 12 22 32 3 13 13 23 33 43 43 53 63 73 3 3 13 23 33 4 14 14 24 34 44 44 54 64 74 4 4 14 24 34 5 15 25 6 16 26 36 46 56 66 76 6 16 26 36 46 56 66 76 86 96 96 96 6 16 26 36 46 56 66 76 86 86 7 17 27 37 47 57 67 77 7 17 27 37 47 57 67 77 87 87 7 17 27 37 47 57 67 77 87 97 97 97 8 8 8 9 19 29 39 49 59 69 79 89 99 100 99 100 99 100 9 19 29 39 49 59 69 79 9 19 29 39 49 59 69 79 89 89 10 20 30 40 50 60 70 80 80 10 20 30 40 50 60 70 10 20 30 40 50 60 70 80 90 90 90 On your chart, there are 3 remaining numbers between 10 and 18. Find the sum of those numbers. Eliminate the addends and the sum. 21 22 23 24 31 32 33 34 41 42 43 44 51 52 53 54 61 62 63 64 71 81 91 91 91 Clue #4 15 25 35 45 55 65 75 75 85 85 18 28 38 48 58 68 78 88 98 98 98 18 28 38 48 58 68 78 88 88 18 28 38 48 58 68 78 Clue #5 Find the difference between the two numbers represented by the dice. The answer is not a multiple of that number. 51 52 53 54 61 62 63 64 71 72 73 74 81 82 83 84 81 82 83 84 Clue #5 45 55 65 65 75 Clue #6 The answer does not include the digit 7 72 73 74 82 83 92 93 92 93 92 93 Clue #6 or the digit 9. 84 85 94 95 94 95 94 95 Steve Wyborney

  4. After seeing the clues, you have narrowed the possibilities to a small set of numbers. Before you see the answer, select your final estimate. Write it down, and explain to someone why you chose that number. Steve Wyborney www.stevewyborney.com

  5. The Reveal 43 objects Click to see the answer. Steve Wyborney www.stevewyborney.com

  6. 51 Esti-Mysteries Click here to download more free Esti-Mysteries. C:\Users\Steve Wyborney\Desktop\Picture5.png The Esti-Mystery Creator Course This is the course I ve designed to teach you how to create your own Esti-Mysteries that are tailored for your class. More Free, Downloadable Resources From Blog Posts C:\Users\Steve Wyborney\Desktop\Maze Pic.jpg C:\Users\Steve Wyborney\Desktop\20 Days Title Pic.jpg C:\Users\Steve Wyborney\Desktop\Presentation1.jpg C:\Users\Steve Wyborney\Desktop\SPLAT blog post folder\Splat Promo Images and GIFs\Splat Level 3 B.jpg C:\Users\Steve Wyborney\Desktop\Splat Promos HUGE SET\Slide6.JPG C:\Users\Steve Wyborney\Desktop\8.8.2018 Desktop\Estimation Clipboard Desktop Materials\Bundle 1 Glasses Pic.jpg 20 Days of Number Sense Rich Math Talk 20 Days of Number Sense & Rich Math Talk The Original 50 Splat! Lessons The Maze Hundreds Chart The Original 20 Fraction Splat! Lessons The Original 80 Cube Conversations Lessons The Original 40 Estimation Clipboard Sets

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