iPad Screenshots


SmartGraphs help students understand graphs. In African Lions, make sense of exponential growth models. Use graphs to discover trends in the growth and decline of a lion population in Tanzania. Compare your predictions to real data – and learn the fate of a special population of big cats.

African Lions was designed for high school and community college students studying biology and ecology.

- Hints guide your work
- Easy-to-use interface
- No third-party advertising
- No in-app purchases
- Free of charge


Lesson plan and student assessment documents are available online. Please see http://short.concord.org/26

For additional science, math and engineering activities, visit us at concord.org, like us on Facebook: facebook.com/concordconsortium and follow us on Twitter: twitter.com/concorddotorg

For more information: concord.org/smartgraphs

This material is based upon work supported by the National Science Foundation under Grant No. DRL-0918522. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

What’s New

Version 1.0.1

Removed incorrect localization files.

App Privacy

The developer, The Concord Consortium, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer's privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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