Class 3 Science olympiad practice

Free practice questions for every Class 3 Science topic on the olympiad syllabus, aligned with NSTSE-style papers. Each session gives you one question at a time, a second chance before the answer shows, and stars at the end. Missed questions come back on a review schedule until they stick. No ads, no accounts, works offline.

Every attempt generates fresh questions on the same syllabus topic: new numbers, new names and new word problems, so practice never repeats exactly. Each one is NSTSE-style multiple choice, and anything answered wrong joins the review bank automatically.

All Class 3 Science topics (13)

  1. Plants and Animals
  2. Birds
  3. Food and Nutrition
  4. Housing, Clothing and Occupation
  5. Transport, Communication and Safety
  6. Human Body
  7. Earth and Universe
  8. Matter and Materials
  9. Light, Sound and Force
  10. Our Environment
  11. Logical Reasoning
  12. Achievers
  13. Sorting Lab
Take a Class 3 mock test

Also for Class 3: Class 3 Maths · Class 3 English · Class 3 Cyber / Computer · Class 3 General Knowledge

New to olympiads? Read What is the NSTSE exam?, or see Class 1 to 10 Science practice.

Question sets and exam facts last updated: 12 September 2026.