{"product_id":"sof-iso-class-4-science-olympiad-mock-tests-sample-papers","title":"SOF ISO Class 4 Science Olympiad Mock Tests \u0026 Sample Papers","description":"\u003ch2\u003e\u003cstrong\u003ePrepare for SOF International Science Olympiad (ISO) – Class 4\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cp\u003eGive your child the perfect start for the \u003cstrong\u003eSOF International Science Olympiad (ISO)\u003c\/strong\u003e (formerly NSO) with a powerful combination of free weekly mock tests, sample papers, and chapter-wise practice questions.\u003c\/p\u003e\n\n\u003cp\u003eThis Class 4 ISO Master Guide is designed to strengthen concepts, improve accuracy, and build confidence through structured practice aligned with the latest SOF syllabus and exam pattern.\u003c\/p\u003e\n\n\u003c!-- 🔥 WEEKLY MOCK TEST --\u003e\n\u003ch2\u003e\u003cstrong\u003eTry the Weekly ISO Mock Test (Class 4)\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cp\u003eStart practising instantly with a real exam-level mock test.\u003c\/p\u003e\n\u003cp\u003eThis is a sample weekly test. Get access to full mock tests, sample papers, and chapter-wise practice inside your dashboard.\u003c\/p\u003e\n\n\u003cdiv style=\"max-width:100%; margin:20px 0; overflow-x:auto; -webkit-overflow-scrolling:touch;\"\u003e\n  \u003ciframe src=\"https:\/\/www.proprofs.com\/quiz-school\/ugc\/story.php?title=grade-4-science-daily-mock-testzy\u0026amp;id=2631745\u0026amp;ew=430\" loading=\"lazy\" allow=\"fullscreen; camera; microphone\" style=\"width:100%; min-width:100%; height:1000px; border:none; display:block;\"\u003e\n  \u003c\/iframe\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: center; margin: 25px 0;\"\u003e\n  \u003ca href=\"https:\/\/olympiadtester.in\/a\/members\/ac4380f9-e03a-4042-82c9-7c4a7d9baa50\/66a1c159-ecad-4aed-96b7-c1dfcb30a566\" style=\"display:inline-block; background:#ff6b00; color:#ffffff; padding:14px 24px; font-size:16px; font-weight:bold; text-decoration:none; border-radius:6px; max-width:100%;\"\u003e\n    Take All Mock Tests \u0026amp; Sample Papers →\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"text-align:center;\"\u003e\u003cstrong\u003eFree to attempt • Instant access • No downloads required\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003c!-- 🔽 CONTENT --\u003e\n\u003ch2\u003e\u003cstrong\u003eWhat You Get – Complete ISO Preparation\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003ch3\u003e\u003cstrong\u003eWeekly ISO Mock Tests\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFull-length tests based on the latest ISO exam pattern\u003c\/li\u003e\n  \u003cli\u003e35 Questions\u003c\/li\u003e\n  \u003cli\u003eLogical Reasoning + Science + Achievers Section\u003c\/li\u003e\n  \u003cli\u003eTimed tests to improve speed and accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eISO Sample Papers\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFree to view sample papers\u003c\/li\u003e\n  \u003cli\u003eBased on latest exam trends and question patterns\u003c\/li\u003e\n  \u003cli\u003eIdeal for revision and concept clarity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eChapter-Wise Science Tests\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMultiple tests for each topic\u003c\/li\u003e\n  \u003cli\u003ePlants\u003c\/li\u003e\n  \u003cli\u003eAnimals\u003c\/li\u003e\n  \u003cli\u003eFood and Digestion\u003c\/li\u003e\n  \u003cli\u003eHuman Needs\u003c\/li\u003e\n  \u003cli\u003eMatter and Materials\u003c\/li\u003e\n  \u003cli\u003eForce, Work and Energy\u003c\/li\u003e\n  \u003cli\u003eOur Environment\u003c\/li\u003e\n  \u003cli\u003eEarth and Universe\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStrengthen concepts across all key Class 4 science topics with targeted practice and revision.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eLogical Reasoning Practice (Section 1)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePatterns\u003c\/li\u003e\n  \u003cli\u003eAlphabet Test\u003c\/li\u003e\n  \u003cli\u003eCoding-Decoding\u003c\/li\u003e\n  \u003cli\u003eRanking Test\u003c\/li\u003e\n  \u003cli\u003eMirror Images\u003c\/li\u003e\n  \u003cli\u003eGeometrical Shapes and Solids\u003c\/li\u003e\n  \u003cli\u003eEmbedded Figures\u003c\/li\u003e\n  \u003cli\u003eDirection Sense Test\u003c\/li\u003e\n  \u003cli\u003ePossible Combinations\u003c\/li\u003e\n  \u003cli\u003eAnalogy and Classification\u003c\/li\u003e\n  \u003cli\u003eClock and Calendar\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eDevelop logical thinking and problem-solving skills with structured reasoning practice aligned to the latest SOF exam pattern.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eAchievers Section (HOT Questions)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAdvanced Higher Order Thinking questions to help students score better in the 2-mark Achievers Section and improve rankings.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cstrong\u003eSOF ISO Exam Pattern – Class 4\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLogical Reasoning:\u003c\/strong\u003e 5 Questions × 1 mark = 5 marks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScience:\u003c\/strong\u003e 25 Questions × 1 mark = 25 marks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAchievers Section:\u003c\/strong\u003e 5 Questions × 2 marks = 10 marks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTotal:\u003c\/strong\u003e 35 Questions = 40 marks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cstrong\u003eNSO is Now Called ISO\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cp\u003eThe Science Olympiad Foundation (SOF) has updated the naming of the National Science Olympiad (NSO) to the \u003cstrong\u003eInternational Science Olympiad (ISO)\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eWhile the name has changed, the syllabus, exam pattern, and difficulty level remain aligned with previous NSO exams.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cstrong\u003eWhy Students Choose Olympiadtester\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eTrusted Olympiad platform since 2014\u003c\/li\u003e\n  \u003cli\u003eProven results with international ranks\u003c\/li\u003e\n  \u003cli\u003eUnlimited practice across mock tests and topics\u003c\/li\u003e\n  \u003cli\u003eUpdated as per latest SOF guidelines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cstrong\u003eHow to Start\u003c\/strong\u003e\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eClick “Take Tests”\u003c\/li\u003e\n  \u003cli\u003eRegister or log in\u003c\/li\u003e\n  \u003cli\u003eAccess your complete ISO dashboard\u003c\/li\u003e\n  \u003cli\u003eStart practising instantly\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eAll tests are free to attempt online. Downloadable worksheets and PDFs are available with a small upgrade.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003e\u003cstrong\u003eExplore More Class 4 Olympiad Preparation\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/olympiadtester.in\/products\/class-4-imo-master-guide\"\u003eClass 4 Maths Olympiad (IMO) – Mock Tests \u0026amp; Sample Papers\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/olympiadtester.in\/products\/class-4-ieo-master-guide\"\u003eClass 4 English Olympiad (IEO) – Mock Tests \u0026amp; Sample Papers\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/olympiadtester.in\/products\/class-4-igko-master-guide\"\u003eClass 4 General Knowledge Olympiad (IGKO) – Mock Tests \u0026amp; Sample Papers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eExplore all subjects in one place: \u003ca href=\"https:\/\/olympiadtester.in\/collections\/best-study-material-for-class-4\"\u003eClass 4 Olympiad Preparation Hub\u003c\/a\u003e\u003c\/p\u003e\n","brand":"Olympiad tester","offers":[{"title":"Default Title","offer_id":44783243427976,"sku":null,"price":0.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/5213\/files\/class-4-nso-master-guide-free-mock-tests-olympiadtester.jpg?v=1775222006","url":"https:\/\/olympiadtester.in\/products\/sof-iso-class-4-science-olympiad-mock-tests-sample-papers","provider":"Olympiad tester","version":"1.0","type":"link"}