•
Dorling Kindersley •
Promethean World •
Renaissance Learning •
Houghton Mifflin Harcourt Learning Technology (previously Riverdeep) •
KDE Education Project •
SMART Technologies •
Software4Students •
RM plc Historical brands and suppliers •
Edu-Ware •
JumpStart Games (previously Knowledge Adventure) •
Davidson & Associates (merged with Knowledge Adventure) •
SoftKey (acquired by
Mattel, then
Riverdeep) •
Broderbund (acquired by Softkey) •
The Learning Company (acquired by SoftKey) •
Creative Wonders (acquired by the Learning Company) •
MECC (acquired by Softkey) •
Edmark (acquired by Riverdeep) ==See also==