Better by far to learn this crucial information off by heart.

The twins have already learned their scripts off by heart.

I'm going to buy a book on etiquette and learn it off by heart.

She'd learnt it off by heart but knew she mustn't say anything out loud!

She would have to get hold of a plan and learn it off by heart.

At school, we had to learn a poem off by heart every week.

Pick a poem to learn off by heart and then try it out.

Very short sighted, he got a friend to tell him the sight test, and then learnt it off by heart.

Practise speaking your answers out loud but do not learn them off by heart.

You had to learn them off by heart.