English

Nikipoo is in Persian (Farsi) today — narrator, texts and lessons follow the Iranian school curriculum. An English edition is on the way.

Nature Pairs

Find the matching nature pairs

A Science learning game for primary school, Grade 1 to Grade 6

SubjectScience Grades1 to 6 Levels392 Free in every lesson10–30%

Find the matching nature pairs: an animal and its home, a sense and its organ, a material changing state, parts of a flower, and simple machines.

The Android app is on Cafe Bazaar and Myket, Iran's app stores. Anywhere else, play the online version in any browser.

Nature Pairs is part of the Nikipoo School app, alongside 85 other games. The game is in Persian.

What does it look like?

Screenshot of Nature Pairs — Light and objects 1
Light and objects 1
Grade 3, level 4
Screenshot of Nature Pairs — 240 levels
240 levels
Step by step, easy to hard

About the game

A memory game with face-down cards. The child flips two cards and looks for matches; the two sides of each pair are different from each other — word and meaning, number and count, tool and job — so memory and understanding work together.

  • A narrator reads every level's instruction aloud (in Persian)
  • Mistakes are never scolded; the child is encouraged to try again
  • After installing, it works offline

Nature Pairs — an educator's view

Nature Pairs is a face-down memory game, but the two cards in each pair aren't identical: one is an animal, the other its home; one is a sense, the other its organ; one is a material, the other the state it changes into. The child flips two cards and has to both remember where the cards were and recognize the relationship between them. Topics range from baby animals and plant parts in grade 1 to ways heat travels, electrical circuits, blood circulation and Iran's forests in higher grades.

Memory for place and position

The child has to remember where the card "nest" was flipped a moment ago. Holding several cards' locations in mind exercises visual-spatial memory — the same ability used to recall where a word sits on a page or the route from home to school.

Finding the relationship between two things

Matching "chick" with "hen", or "tongue" with "taste", means seeing the connection between two different things. This kind of thinking, called relational thinking, helps knowledge stop sitting in the mind as separate pieces and become a connected network instead.

Staying on task

A memory game doesn't go well with distraction; if the child misses seeing which cards were flipped, they lose the chance to find the match. This simple rule alone encourages sustained attention and tracking every move, without anyone needing to keep saying "pay attention".

The pleasure of persistence

A card that wasn't a match flips back, and the child has only added one new fact to their memory; every unsuccessful try makes the next one easier. The child sees firsthand that persistence pays off, and the moment of finding the last pair brings a small joy of discovery.

A tip for parentsMake eight small cards with paper and colored pencils: four animals and their four homes, like a bee and a hive, or a bird and a nest. Lay the cards face down and take turns playing; whenever a pair is found, say a short sentence about it.

Grade by grade, what does it teach?

Level titles are listed in the order the child plays them — from easy to hard, following the school textbook.

Grade 172 levels
  1. My body
  2. Breather: My Body
  3. With Which Sense?
  4. Breather: With Which Sense?
  5. Animal Homes
  6. Animal Babies
  7. Animal Food
  8. Where Does It Come From?
  9. Breather: Where Does It Come From?
  10. Which Part of the Plant?
  11. Boss: Animal Babies
  12. Boss: Animal Food
  13. Boss: Animal Homes
  14. Breather: Which Part of the Plant?
  15. Grade 1 Celebration: My Body
Grade 260 levels
  1. How Animals Move
  2. Let's build and have fun
  3. Which Part of the Plant?
  4. Baby and Adult
  5. Animal Habitats
  6. Breather: Baby and Adult
  7. Breather: Body Covering
  8. What Organs Do
  9. Getting ready for the party
  10. What is it made of?
  11. Properties of materials
  12. Breather: Properties of Materials
  13. Boss: Body Covering
  14. Breather: What Is It Made Of?
  15. Boss: What Is It Made Of?
  16. Boss: What Organs Do
  17. From Wheat to Bread
  18. Body Covering
  19. Water and its states
  20. Grade 2 Celebration: Animal Habitats
Grade 368 levels
  1. Where's the Sound From?
  2. Foods
  3. A Scientist's Tools
  4. Change of State
  5. The water cycle
  6. Light and Objects
  7. Breather: Where's the Sound From?
  8. Breather: Where's the sound from? 2
  9. Breather: Where's the sound from? 3
  10. Breather: Where's the sound from? 4
  11. What Plant Parts Do
  12. Animal Groups
  13. Boss: A Scientist's Tools
  14. Boss: Animal Groups
  15. Boss: Bones and Muscles
  16. Bone and muscle
  17. Earth and sky
  18. Grade 3 Celebration: Earth and Sky
Grade 468 levels
  1. Which Force?
  2. Mixtures
  3. Forms of Energy
  4. Breather: Forms of Energy
  5. Electric circuit
  6. What Are Rocks Used For?
  7. Breather: What Are Rocks Used For?
  8. How Are Rocks Formed?
  9. Separating Mixtures
  10. What Organs Do
  11. Invertebrates
  12. Animal adaptations
  13. Boss: Electric Circuit
  14. Food chain
  15. Boss: What Are Rocks Used For?
  16. Breather: What Is It Made Of?
  17. Boss: What Organs Do
  18. Breather: Animal Adaptations
  19. What is it made of?
  20. Grade 4 Celebration: Animal Adaptations
Grade 560 levels
  1. Sound
  2. Plant Reproduction
  3. Heat and temperature
  4. Ways Heat Travels
  5. The digestive system
  6. Parts of a Flower
  7. Signs of Change
  8. Light and Mirrors
  9. Breather: Light and Mirrors
  10. Breather: Light and mirrors 2
  11. Nerves and Senses
  12. Simple machines
  13. A changing Earth
  14. Breather: A Changing Earth
  15. Boss: The Digestive System
  16. Plant and eat
  17. The leaf's factory
  18. Boss: Light and Mirrors
  19. Breather: The Digestive System
  20. Boss: Simple Machines
  21. Grade 5 Celebration: Nerves and Senses
Grade 664 levels
  1. The solar system
  2. Inside the Earth
  3. Earthquakes and Volcanoes
  4. Electricity and Magnets
  5. Force and motion
  6. Breather: The Solar System
  7. Breather: Electricity and Magnets
  8. My car
  9. Energy Conversion
  10. Stored and Kinetic Energy
  11. Cell
  12. Role in Nature
  13. Forests of Iran
  14. The world of microbes
  15. Blood and Circulation
  16. Nutrients
  17. Breather: nutrients
  18. Boss: The World of Microbes
  19. Boss: Electricity and Magnets
  20. Boss: Role in Nature
  21. Breather: The World of Microbes
  22. From past to future
  23. Grade 6 Celebration: The Solar System

More Science games

All Science games

Play Nature Pairs now

Open Nikipoo School — Nature Pairs and 85 other games are waiting for you.

The Android app is on Cafe Bazaar and Myket, Iran's app stores. Anywhere else, play the online version in any browser.