The best and simplest incentives to use are social: taking an interest, praise, smiles, hugs and, for young children, picking them up, smiling, kissing, tickling, rough and tumble — whatever gives them pleasure.
The best and simplest incentives to use are social: taking an interest, praise, smiles, hugs and, for young children, picking them up, smiling, kissing, tickling, rough activity — whatever gives them pleasure.