Suzy’s World – Volume 20 - Safe 'n' Sound Suzy’s World is from the popular TV series for 5-9 year olds that answers kid’s questions. Suzy’s World was designed by teachers in conjunction with the school science curriculum. It’s entertaining, educational and encourages kids to have an active interest in their environment and an awareness of their body. "Life Jacket" Why do we need to wear life jackets? Suzy tries a few life jackets on for size to answer this question. "Helmet" Why do I have to wear a cycle helmet? We slip on a “skid lid” and cycles our way to the answer. "Inertia" Why do you have to wear a seatbelt? A watermelon is injured in the making of this programme. "Smoke Alarms" How do smoke alarms work? This investigation is quite alarming. "Beachflags" Why are there flags on the beach? This is a gritty investigation. "Aid" What do you do when an accident happens? We find out what to do when Anne falls off her bike.