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We create and publish educational mobile apps for elementary school children. Try our apps for free on the Google play store! 

To stay updated contact with us on Facebook.

Math and visual logic riddles Android app:


Practice k-4 math (+,-,*,/) using our interactive riddles game. Play with logic riddles (easy mode for k-6, challenging mode for k-12 and parents). Read more about this app.

Trace pre-cursive Android app:


Print, D'Nealian manuscript and cursive fonts. Upper and lower case letters, simple words, joined-up writing for cursive Read more in this app.

Learn numbers and play math Android app:


Learn digits and numbers 0-30 by tracing, listening and counting.


Digits and numbers tracing game that keeps children engaged and practicing through gamification of this boring task. The game includes 15 levels, each emphasizing various aspects of writing: accuracy, smoothness, speed of writing. We first teach children how to draw each digit with dynamic instructions and then we teach them to combine digits into larger numbers The writing accuracy, smoothness and speed are evaluated and children receive feedback.


Fifteen levels of a game for of tracing digits and numbers. The game presents dynamic instructions for writing digits, direction of writing numbers. Checking accuracy, smoothness and speed of tracing and giving kids feedback. Children listen to the digits names in US English. Each number is accompanied by a picture with the corresponding number of items, so that children count the items and correlate the counted number to the name and way of writing.

Trace pre-cursive letters (mobile app) is certified by the kidSAFE Seal Program. The kidSAFE Seal Program is an independent safety certification service and seal-of-approval program designed exclusively for children-friendly websites and technologies, including kid-targeted game sites, educational services, virtual worlds, social networks, mobile apps, tablet devices, and other similar interactive services and technologies. Click on the seal or go to for more information.

Frequently asked questions:

Q:  I am using Sphoonx apps for free and I like them, how can I contribute?

A: We are glad you enjoy our apps!


If you would like to contribute for the apps development you can rate the Sphoonx apps you like on the Google Play to help others discover them.




Or you can send us critique of apps you like less here so that we can improve them.



Or you can spread the word on social media for others to discover the Sphoonx apps. 



Currently the option to donate is not available, we may consider adding it in the future.

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Q:  I like what you are doing and would like to help you improve the building blocks. How?


A:  Great! Please send us your thoughts and experiences with our apps here.

Q:  I always discover your app when my fellow teacher starts using it with her class. I would like to be updated each time Sphoonx creates a new app. How?


A:  Nothing can be easier. We post about our new apps on the Sphoonx Facebook page, so like it and you'll receive the news first :-).


Scientific basis:

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