gir1.2-sugarext-1.0 binary package in Ubuntu Bionic amd64

 Sugar Learning Platform promotes collaborative learning through Sugar
 Activities that encourage critical thinking, the heart of a quality
 education. Designed from the ground up especially for children, Sugar
 offers an alternative to traditional “office-desktop” software.
 .
 The sugar3 library contains a set of widgets to build HIG compliant
 applications and interfaces to interact with system services like
 presence and the datastore.
 .
 This package can be used by other packages using the GIRepository
 format to generate dynamic bindings.

Source package