This educational toy is a must-have for children who love to learn about science and nature. The Funtime Crookes Radiometer Sun Light Energy Spinning Vanes is a perfect addition to their toy collection. It is designed to teach children about the principles of energy and light, while keeping them entertained for hours. With its colourful design and interactive features, this toy is sure to capture the attention of children of all ages. The spinning vanes create a mesmerising pattern that is both captivating and educational. Whether you are looking for a fun way to learn about science or a unique gift for a young child, the Funtime Crookes Radiometer Sun Light Energy Spinning Vanes is a great choice.