Before you start, a few important points:
Being unified as a team of teachers will help a student have the
support and structure needed to be more successful at LRI.
Interventions:
Contact parent and determine buy-in level of parent - If good then discuss a plan together to improve the student getting to class/school on time.
Assign a classroom job that is needed at beginning of class
Talk 1 on 1 with student - Discuss the root cause for tardies - Formulate a plan
Assign a Peer Buddy to encourage
Build a Reward/Consequence System catered to the individual student
Help student form a more structured routine