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Estimation Challenges

Cherry Area

How many cherries will fit on the plate in a single layer?

Cherry Perimeter

How many cherries will fit around the edge of the plate?

Almond Butter Biscuits

How many packages are in the box?

Applesauce Packs

How many applesauce packs are in the box?

Q-Tips

How many Q-Tips are in the package?

Hand Soap 2

How many fluid ounces are in the hand soap refill container?

Oranges

How many oranges are in the bowl?

Wipes

How many wipes are in the small container?

Apples

How many apples are in the bowl?

Cubes

How many cubes are in the pile?

Hand Soap

How many fluid ounces are in the hand soap bottle on the right?

Patterson Park

What is the area (in acres) of the park?

Juruá River

How long will it take to go the length of the river?

Arrowhead Stadium

How many seats are in the stadium at the top of the picture?

Elliott Bay Marina

How many boats are in the picture?

Solar Panels

How many solar panels are in the picture?

Fjellstua Viewpoint

How many stair steps are there?

La Chona

How long is “La Chona”?

Palmanova, Italy

How long will it take to go around the star?

San Juan River

How long will it take to go the length of the river?

The Unisphere

What is the surface area of The Unisphere?

Cloud Gate

What is the area of the big, silver sculpture?

Saint Anthony Falls

How long will it take for the cars to meet?

SoCal Aviation

How many total pounds do the airplanes weigh?

Hippos

How many total pounds do the hippos weigh?

ATL

How many airplanes are in the picture?

San Antonio

How long will it take for it to go around the lazy river?

Chunhua Footbridge

How long will it take for it to go around the circle?

Budapest

How long will it take for it to travel the river?

Charred Airplane

What is the area of the outer annulus?

Thailand

How many triangles are in the picture?

Tulsa

How many school buses are in the picture?

Bagua Arrangement

How long is the unlabeled arc?

Moment 4 Life

How long is “Moment 4 Life”?

Keep Ya Head Up

How long is “Keep Ya Head Up”?

Single Ladies

How long is “Single Ladies”?

Juicy

How long is “Juicy”?

Grammichele

How long will it take to go around the hexagon?

Texas 2

How many times can Texas fit vertically across the US?

Texas

How many times can Texas fit horizontally across the US?

Triangle Dot

How long will it take the dot to go around the triangle?

TV

How big (in inches) is the TV?

Dilation 4

What is the scale factor from big to small?

Dilation 3

What is the scale factor from small to big?

Pencil Tip

Which point will balance the triangle on the tip of a pencil?

Side Length

What is the length of the left side?

Side Length 2

What is the length of the bottom side?

All We Got

How long is “All We Got”?

Dilation 2

What is the scale factor from big to small?

Dilation

What is the scale factor from small to big?

270 Degrees

Which point represents 270°?

180 Degrees

Which point represents 180°?

90 Degrees

Which point represents 90°?

Midpoint

Which point represents the midpoint of the segment?

Partition

Which point represents the 2/3 point up the segment?

Hershey Jar

How many Hershey’s are in the jar?

Pie Chart

What is the area of the red (bottom left) sector?

Bar Graph

What is the value of the blank red bar?

2 Segments

Are these segments congruent?

Largest Shape

Which shape has the greatest area?

Pythagorean Theorem

What is the area of each of the other 2 squares?

Composite Figures

Which figure has the greater area?

Spinner

How long until it stops spinning?

Snickers

How many Snickers are in the bag?

Starburst

How many Starburst candies are in the bag?

Starburst Stack

How many Starburst candies will stack before it falls?

135 Rotation

Which labeled dot will the triangle’s dot land on at 135°?

220 Rotation

Which labeled dot will the triangle’s dot land on at 220°?

300 Rotation

Which labeled dot will the triangle’s dot land on at 300°?

2 Rectangles

Which rectangle has the greater perimeter?

2 Triangles

Which triangle has the greater area?

Jenga Moves

How many moves will he make before it falls?

Shot Chart

Which team won the game?

PB Crackers

How many packages are in the box?

Jenga Stack

How many blocks can stack before it falls?

Jenga Blocks

How many blocks are in the container?

2 Parabolas - When

How long will it take for the parabolas to intersect?

2 Parabolas - Where

Where will the parabolas intersect?

Perimeter 3

Which shape has the greater perimeter?

Perimeter 2

Which shape has the greater perimeter?

Perimeter 1

Which shape has the greater perimeter?

Area 3

Which shape has the greater area?

Area 2

Which shape has the greater area?

Area 1

Which shape has the greater area?

Line and Parabola - When

How long will it take for the line and parabola to intersect?

Line and Parabola - Where

Where will the line and parabola intersect?

Putt Putt 3

Will the ball go in the hole?

Putt Putt 2

Will the ball go in the hole?

Putt Putt 1

Will the ball go in the hole?

Track Race

Which dot will finish first?

Track

How long will it take the dot to go around the track?

Launch 2

Which box will the ball land in?

Spinning Star

What number will be on top after 15 seconds?

Launch

Which box will the ball land in?

Circle

Where will the moving dot be after 20 seconds?

Parabola

How long will it take for the dot to go the whole path?

3 Lines - Where

Where will the lines intersect?

3 Lines - When

How long will it take for the lines to intersect?

Triangles

How many triangles will fit in the white rectangle?

Rectangles

How many rectangles will fit in the square?

Tape Diagram 3

How long is the whole line combined?

Tape Diagram 2

How long is the red (larger) section of the line?

Squares

How many small squares will fit in the large square?

Tape Diagram 1

How long is the red (smaller) section of the line?

Weather App - Part 3

What time of day was it during this screenshot?

Weather App - Part 2

What time of day was it during this screenshot?

Weather App - Part 1

What time of day was it during this screenshot?

Pac-Man's Mouth

What is the angle of Pac-Man’s Mouth?

Perimeter

What is the perimeter of the shape?

Square Fill

How long will it take to fill the square?

Circle Fill

How long will it take to fill the circle?

Cosine Dot

How long will it take the dot to go along the cosine curve?

Oreos

How many Oreos are in the package?

Reese's Pieces

How many pieces are in the bag?

Cosine Length

What is the length of the cosine curve?

Circle Dot

How long will it take the dot to go around the circle?

Circumference

What is the circumference of the circle?

Linear Dot

How long will it take the dot to get to the other side?

Ping Pong Balls

How many ping pong balls are in the bag?

NY State Court

What is the perimeter (in feet) of the outermost Hexagon?

Sun Lakes Arizona

How many houses are in the picture?

Oresund Bridge

How long is the bridge (in miles)?

Sarychev Peak

How many acres is the large island?

London

How long will it take to travel the river?

Piraeus Marina

How many boats are in the picture?

Moselle Vineyards

How long will it take to go the full River length?

Venice

Which dot will finish first?

White House

Which dot will go around its semicircle first?

Los Caracoles Pass

How long will it take to go the full road?

Mona Vale

What is the area (in square feet) of the large pool?

Richmond Terminal

How many cars are in the parking lot?

DuSable Harbor

How many boats are in the picture?

Sun City

How many houses are in the picture?

Dagenham

Which circle will finish first?

Jakarta Indonesia

How many boats are in the water?

Lombard Street

How long (in feet) is the street?

Capital Hill

How long will it take to go the highlighted path?

Karlsruhe Germany

How long will it take to go the full path?

Bicycle Snake

How long (in meters) is the curvy ramp?

Discovery Bay

How many houses are in the picture?

Port Vauban

How many boats are in the picture?

Ladds Addition

How many houses are in the picture?

Statue of Liberty

What is the area of the statue's platform?

Princess Juliana Airport

How long (in feet) is the runway?

Grand Prismatic Spring

What is the (approximate) area of the spring?

Hoover Dam

How wide (in feet) is the dam?

Mir Mine

How many feet is the diameter of the mine?

PS 20 Solar Plant

How many mirrors are in the picture?

Melrose Park

How many houses are in the picture?

Marina Del Rey

How many boats are in the picture?

San Alfonso del Mar

How long (in feet) is the pool?

Port Grimaud

How many boats are in the picture?

Marabe Al Dhafra

How many villas are in the picture?

Roseville Yard

How many train cars are in the picture?

Delray Beach

How many houses are in the picture?

Pinal Airpark

How many planes are in the picture?

Desert Breath

How many shapes are in the spiral?

Channel Tunnel

How many trucks are in the picture?

Progreso Pier

How long is the pier?

Goldcoast Resort

How many bungalows are in the picture?

Logistics Airport

How many planes are in the picture?

Naples Florida

How many houses are in the picture?

Lake Hood

How many planes are in the picture?

Guitar Forest

How many trees are in the forest?

Bondi Beach

How many people are on the beach?

Copeland Kansas

How many full circles are in the picture?

Killeen Texas

How many houses are in the picture?

Port Hercules

How many boats are in the picture?

Donuts

How many donuts are in the boxes?

Mini Candy

How many pieces of candy are in the bag?

Pretzels - Part 1

How many pretzels are in the bag?

Pretzels - Part 2

How many pretzels are in the box?

Bricks

How many bricks are in one stack?

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