1set Sundial Clock-1

Do you want your students or children to know more clearly the principle of the sundial clock? Then, you must not miss our DIY sundial clock model set. Adoption of high-quality paper material, it is safe and durable. Features - Color: As shown. - Material: Paper. - Size: About 26.00X21.50X0.50cm/10.22X8.45X0.20inch. - A simple and practical teaching and experiment equipment in knowing the sundial clock. - Paper sundial clock, not easy to break and deform, long-term use. - An instrument specially used to observe the time of day shadows. - In the absence of any electronic device to know the time, you can judge from the shadow of the sun. - It is easy to assemble, suitable for adults and children.