Explain the principles of science in Thai toys. Suitable for Por 5 -Mor 3. LImit 80 students. A student will play and learn the principle of science that related to each toy. For example - spinning, high walking, top, shell walk and hand tops. A student can invent a toy from local materials : Para seed for a rope spin fan, A dragonfly from coconut leaf. Or other materials from the season. So the student can create the toys themselves and learn the principle of sciences from their toys.