4. Quality Time, not Quantity
Consider reducing the times slotted for each subject. The Charlotte Mason Method is a huge proponent of keeping lessons short. Studies suggest the average healthy adult has the attention span of 20 minutes. With children, their attention is even shorter! Keep your lessons to 20 minutes or less. Set the timer on your smartphone to help your students focus and keep YOU accountable to the time limit. Siri would be happy to help you with this! All you have to say is "Set timer for 20 minutes" and she/he will do that for you! I use Siri several times throughout the day. Here is a list of popular commands. If you are an android user, here is an article on how to use Google.