Sabbath School Net (SSNET) is operated by lay members of the Seventh-day Adventist Church who volunteer their time so that Bible students around the world can study the Bible online and/or participate in the Bible Study held in Seventh-day Adventist churches (also known as Sabbath School. 
Disciple Resouce Centre is operated by the Australian Union Conference of the Seventh-day Adventist Church. The Disciple Website contains resources from Children's Ministries to Discipleship, Leadership and Stewardship. It is a great resource for everyone. Click - https://disciple.org.au/resources/
Three Angels Broadcasting Network (3ABN) is the “Mending Broken People Network,” a 24 hour Christian television and radio network. Click- http://3abn.org/   It Is Written is an international Christian television ministry dedicated to sharing insights from God's Word with people around the world.Click- http://itiswritten.com 

Hope Channel is a Christian lifestyle television network, encouraging faith and healthy living. Click- http://hopetv.org 
To View or Listen to the Sabbath School Click http://hopess.hopetv.org
It Is Written Oceania is a deeply spiritual ministry passionate about communicating the Gospel to the world. Click -http://itiswrittenoceania.tv  

Church Manual link -http://www.adventist.org/information/church-manual/