BULGARIA
There is the e-book "The Incredible Inventions from the Roman Time" created by our students. They wrote essays about the most interesting Roman inventions that they have learned about, during the project work and meetings. Enjoy!
https://read.bookcreator.com/Ohm0HGg3l8MKMJwz9fCpwWSDXbm2/JXzLkdHQTByP5_D5XgKqfg