Fifteen minutes today. An hour on Saturday.
You don't even need to be in the same country. Choose exactly what they need to revise, right down to individual subtopics, and how long they spend on it.
Fifteen minutes today. An hour on Saturday. Your week sets the pace.
From work. From the bath. From your other child's sports match. Or even at a braai.
A few taps. Done.

A few taps

Done









