You can go for river rafting on narmada canal or boating.. Very clear and clean water. It's the longest canal 458 kms long.
Take kids to children nutrition park and make them enjoy 3d games and rides by that time adults can shop at ekta mall which has all type of Indian handloom products.
All n all a superb place for long weekend and whole family can enjoy.
You have all type of stay facility from budget rooms to tent city premium to regular one and 5 star hotel Ramada also.. So your stay is sorted with whatever budget you have.
If anyone needs any more suggestions for visiting SOU kindly let me know.
Thanks for reading.