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Gummii: Multiply!

By Gummii Math Educational Games Inc.

This app is only available on the App Store for iOS devices.


Improve core multiplication skills by 49%.*

Recommended by Teachers With Apps: "ONE OF THE BEST APPS OF 2015… A BRIGHT RAY OF SUNSHINE IN A STORM OF HO-HUM MATH APPS” - Read the full review


Now compatible with Gummii Class!

Gummii: Multiply! delivers 49% improvement in single-digit multiplication skills (times tables) for Grades 2 to 4.*

Played by over 550,000 learners, this new version of Multiply! includes 5 Adaptive Touch Modules designed specially for iPad by a leading researcher.

Multiply! can be used as an in-class supplement to help everyone master their times tables. Or for extra brain training at home. Or both.†

Features include:

• Personalized learning (thanks to our Adaptive Curriculum Engine, ACE™)

• Interactive imagery to build real understanding

• Unique incentives to practice, practice, practice

• Alignment with the Common Core ††

To learn more, visit us at

Because every kid can be GREAT at math. ‡

*** Other PRAISE for Gummii ***

• Average Global App Store Rating (version 1.0): 4 ½ stars
• Most Innovative Idea Award, Startup Calgary
• Too Important To Fail Award, Startup Calgary

"Gummii delivers results by combining a real game with learning science."
— B. Davis, Ph.D., Distinguished Research Chair, Werklund School of Education

"A 3D game where you advance by doing math? That's like adding vitamins to candy!"
— US App Store Reviewer

"I LOVE THIS APP BEST EVER. But you need to add a cat as a robot."
— UK Primary School Learner

* Learner skills are assessed before and after they complete the Flash and Rectangles modules. Average improvement for release 2.1 is +29 percentage points and +49 percentage points respectively. Nineteen out of 20 may expect results of at least 23 percentage points and 34 percentage points respectively.

† Multiply! is compatible with the Gummii Class app

†† CCSS 3.OA.4,6,7; 4.OA.1,B.4.

‡ John Mighton, The Myth of Ability: Nurturing Mathematical Talent In Every Child (2003)

What's New in Version 2.1.3

• Integration with the Gummii Class app for educators
• Enhanced handwriting recognition

iPad Screenshots

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Gummii: Multiply!
View in iTunes
  • Free
  • Category: Education
  • Updated:
  • Version: 2.1.3
  • Size: 114 MB
  • Language: English
  • Seller:

Compatibility: Requires iOS 8.1 or later. Compatible with iPad.

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