How to makearomatherapy stressballs? step 1: use a funnel to put 1/2 to 1 cup of flour into a water bottle. tip: adjust the amount of flour to the size of stressball that you’d like. 1/2 cup will make a small stress ball that’s great for little kid hands, while 1 cup will make a large stress ball that’s good for larger adult hands. Stress balls are easy to make from easily available materials. all you need is a few balloons and the right material to put in them. if you want your stress ball to feel more similar to a commercial stress ball, the sewing method may give you the results you're looking for. blow up the how to make a stress ball balloon. Makinga stressball at home is an easy project to do at home with our without a balloon. with these simple step by step instructions, you can make stress balls at home. you can give them as gifts or keep for yourself. you will be able to easy follow our instructions for making your own stress balls at home. To make a balloon stress ball, s...