As with everything in life: “Be prepared!”
The same is valid when it comes to camping, you need to take care of yourself. If you don’t, you won’t be capable of looking after others.
You need to make sure your equipment and clothing is upto the challenge of camping.
You need to make sure, you are upto it also. To help you to be on your guard, to be happy, to be everything you ought to be…. you need to make sure you get the proper rest.
No “sleeping beneath the stars” freezing your butt off! Get yourself, and your family the right gear - the right tent!
If you sleep well, you will by all manner of speaking function well.
Admittedly, there’s a jungle of tents out there to choose from with avarying degree of sizes, qualities and price.
No big deal! In fact, it’s a good deal. You can relax right now and see the great choice you have right in front of your very eyes. 
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