This e-book-DVD contains interactive quizzes for grade 3 students for Science Olympiad preparations. There are total 23 quizzes. Total No. of Questions: 750+ Table of Content: beaks & claws of birds, birds & their nests, living & non-living things, plants & animals and animals-their food & home, air and water, our universe, plant life, soil and weather, human body, our clothes, our surrounding, safety and first aid and the story of fire, good house & occupation, food, matter and materials, measurements and transport & means of communication, miscellaneous and mix review This DVD contains 5 quiz applications. NO internet is required to take the quiz/Practice tests. Students can take quiz any number of times. The applications should be installed in computer/laptop ( windows 7 and above). An icon will be created on desktop. A licence is required to play the quiz application. Send the token number and Product id at e-mail: support@learnersplanet.com, Ge the licence and start learning ! Have fun!