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Subtracting Sardines

By Marcel Widarto

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Golden App Award -,
"I have NEVER formally taught my five-year-old subtraction, and she GETS Subtracting Sardines. Right from her very first go at it, all the way up to nines, even the negative numbers! She’s currently scoring 100% in this app, which blows me away"

"With the help of one friendly penguin, and a whole lotta sardines, practicing subtraction goes from boring to fun. Help your children practice subtraction skills on-the-go with this vibrant, kid-friendly app" - Best Apps for Kids,

"I found Subtracting Sardines and Adding Apples to be clever takes on Math manipulatives and a fun way to teach basic addition and subtraction skills" - The iPhone Mom,

"Another wonderful app from the makers of 'Adding Apples' " - Technology in Education,

"We recently reviewed the Adding apples so when we were told about this, we are curious to know how they handle the subtraction. They did managed to pull this off with flying colors." - Technology in Education,

Subtracting Sardines is a fun learning experience with appealing and interactive 3D graphics. This new software is highly intuitive and with many elements to explore, discover and learn! The natural and logical interaction will help your child to develop a solid understanding of basic mathematics.

● Solve math subtraction from 1-9 right up to 9-9
● Count from -8 to 8, both visually and verbally (US English)

● Develops Conceptual Understanding
● Builds Confidence

( For variation and to make sure all numbers are used and in different combinations, current keys are marked as done on correct subtraction. When all keys are marked they will reset. Can be disabled in the Settings )

● iPhone and iPod

● Also available on the Mac App Store

● Option to set the highest number to practice (will let you subtract up to e.g. 4-4)
● Check off used numbers to encourage diverse addition problems or leave free after use for flexibility and repeated practice

● Interacting with the Sardines (real 3D physics)
● Interacting with the earned Gold Coins (real 3D physics)
● Seeing how Penguin reacts to various user input
● Exploring appealing animations and sounds
● Receiving a Gold Coin for each correct answer
● Collecting Gold Coins, and working towards 3 different trophies
● Seeing statistics on your collected Gold Coins and Sardines
● Put the Sardines into ice blocks while counting them
● Brush remove fish bones while counting them

● Reset all
● Automatic Clear and Plus keys - On/Off
● Music - On/Off

Additional statistics for the teacher/parent:
● Accuracy
● Accuracy History on each achievement
● Correct subtractions
● Incorrect subtractions

Recommended Grades/Ages:
Preschool, Kindergarten, Grades: 1 - 3



“Subtracting Sardines”:

- Does not collect or share any personal data.
- Does not contain any ads.
- Does not contains In App Purchases
- Does not contain Social Network Integration
- Does not have external links

Support us by writing a review or rating the app! Your feedback is much appreciated! If you have any other questions, please contact us directly at:

What's New in Version 1.1

• Improved graphics and rendering
• Now even more family friendly
• General fixes and improvements

iPhone Screenshot

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Subtracting Sardines
View In iTunes
  • $2.99
  • Category: Education
  • Updated:
  • Version: 1.1
  • Size: 41.8 MB
  • Language: English
  • Seller:
Rated 4+
  • Made for Ages 6–8

Compatibility: Requires iOS 6.0 or later. Compatible with iPhone, iPad, and iPod touch.

Customer Ratings

0 0 0 We have not received enough ratings to display an average for the current version of this application.
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