Families in Lincolnshire - where childhood obesity is above the national average - will be offered ten-week courses to tackle the problem.
East Lindsey District Council will hold fitness and healthy eating lessons.
A report published earlier this month showed more than a quarter of children in Lincolnshire aged between 4 and 5, are now classed as overweight or obese.
The problem is also slightly more prevalent in boys than girls.
More top news
Trespass warning issued to parents in the Midlands as the summer holidays get underway.
Nottinghamshire Police has charged a 23-year-old man with murder following the death of a 16-year-old girl.
Derby County defender Jake Buxton has today joined fellow Championship side Wigan Athletic for an undisclosed fee.