The new tool presents discussions as a network graph, in which posts are the nodes and replies are the links among nodes. For online discussions, most classes use a traditional discussion board within ...

NORMAL — Switching from face-to-face instruction to teaching college courses online in mid-semester is a bit like building a tent city after a disaster, says an Illinois State University professor.

“With two children having to attend online classes and parents back to work, there is a scarcity of spare devices for online lessons,” said Sapru. Poor attendance in class, low concentration and ...