An educational kit that turns studying the properties of water into a fun and fascinating experience. Through a variety of practical experiments, children can discover why ice floats, how water temperature changes during melting and how salt water affects the buoyancy of various objects.The kit contains 43 parts, including measuring cups, tubes, funnels, stoppers, syringes, hose, thermometers and cork stoppers, which provide everything necessary for conducting interesting scientific experiments.The test tube holder with size 15.5 x 5 x 5 cm provides convenient arrangement and handling of the included materials.Made of plastic, metal and cork, the kit is suitable for use in school, children's educational centers or at home under the supervision of an adult. It promotes curiosity, develops observation and supports understanding of basic natural phenomena through practical training.