Little Science by Arvind Gupta is an excellent book that covers quite a lot of scientific general knowledge in only 67 pages. This is an interesting book that you will absolutely like to read in your leisure or to console your knowledge thirsty heart wanting knowledge. The book is written in Marathi with a simple English translation that may help you understand better. You can read the book here online for free. You can also download the provided PDf file from here that is only 1.7 Mb and free to download.