1. Dressmaking is the craft of sewing clothes and dresses .
2. Tailoring is the art of professionally designing , cutting , fitting , and finishing clothing .
3. The tools and equipment in dressmaking / tailoring are scissors , measuring tape , needles , pins , pincushions , iron and water sprayer , threader , threads , ruler , sewing machine .
Object permanence. Meaning they think it is gone for good when it is out of their sight.