Making a PVC flute at home is very easy and you as well as your kids will love the experience.
PVC flute plays much smoother than bamboo flutes and create very nice tune.
The different sizes of PVC pipes will allow you to make different scaled flutes.
Take a PVC pipe.
Use a pointed knife
Start making holes
Use a sand paper to make the holes smooth
Close the head side with a cork and adjust its position