| No. | Item | Definition |
|---|---|---|
| 1. | academic | related to study and learning |
| 2. | accessible | easy to reach or use |
| 3. | age-appropriate | right for the age group |
| 4. | airy | light and well ventilated |
| 5. | artistic | showing creative expression |
| 6. | athletic | suited to movement activities |
| 7. | balanced | showing good proportion |
| 8. | bright | full of light |
| 9. | bustling | full of busy activity |
| 10. | busy | active with many things happening |
| 11. | calm | peaceful and relaxed |
| 12. | cheerful | happy and lively |
| 13. | clean | free from dirt |
| 14. | collaborative | encouraging teamwork |
| 15. | colorful | full of color |
| 16. | comfortable | pleasant and easy to use |
| 17. | cozy | warm and comfortable |
| 18. | creative | encouraging imagination and ideas |
| 19. | decorated | made attractive with displays |
| 20. | democratic | allowing shared participation |
| 21. | digital | using electronic tools |
| 22. | dim | not brightly lit |
| 23. | discussion-based | centered on discussion |
| 24. | diverse | showing many differences |
| 25. | dreary | dull and depressing |
| 26. | dynamic | full of movement and energy |
| 27. | echoing | carrying repeated sound |
| 28. | efficient | working well without waste |
| 29. | encouraging | giving confidence and support |
| 30. | energetic | active and lively |
| 31. | engaging | holding attention well |
| 32. | equitable | fair to all students |
| 33. | experiential | based on direct experience |
| 34. | flexible | easy to adapt |
| 35. | focused | giving strong attention |
| 36. | formal | strict and official |
| 37. | fresh | clean and invigorating |
| 38. | friendly | kind and pleasant |
| 39. | functional | practical and useful |
| 40. | hands-on | involving active doing |
| 41. | harmonious | pleasantly fitting together |
| 42. | high-tech | using advanced technology |
| 43. | hushed | very quiet |
| 44. | inclusive | welcoming to everyone |
| 45. | innovative | showing new ideas |
| 46. | inquiry-based | driven by questioning and exploration |
| 47. | inspiring | motivating and uplifting |
| 48. | interactive | encouraging active participation |
| 49. | inviting | attracting people in |
| 50. | language-rich | full of useful language |
| 51. | learner-friendly | easy and pleasant for learners |
| 52. | literacy-rich | supporting reading and writing |
| 53. | lively | full of energy |
| 54. | messy | untidy and disorganized |
| 55. | minimalist | simple and uncluttered |
| 56. | modern | up to date in style |
| 57. | motivating | encouraging effort and interest |
| 58. | multicultural | including many cultures |
| 59. | multimedia | using several media forms |
| 60. | musical | full of music or rhythm |
| 61. | noisy | full of loud sound |
| 62. | nurturing | supporting growth and development |
| 63. | open | not closed off |
| 64. | orderly | well behaved and organized |
| 65. | organized | neat and well arranged |
| 66. | participatory | involving active joining in |
| 67. | peaceful | quiet and calm |
| 68. | personalized | adapted to individual needs |
| 69. | playful | full of fun |
| 70. | pleasant | nice and agreeable |
| 71. | print-rich | full of visible text |
| 72. | productive | good for getting work done |
| 73. | project-based | organized around projects |
| 74. | quiet | having little noise |
| 75. | reflective | encouraging thoughtful consideration |
| 76. | resourceful | full of helpful materials |
| 77. | rigorous | demanding and thorough |
| 78. | safe | free from danger |
| 79. | spacious | having plenty of room |
| 80. | sterile | very plain and impersonal |
| 81. | stimulating | arousing interest and thought |
| 82. | structured | carefully arranged and planned |
| 83. | student-centered | focused on learners’ needs |
| 84. | stuffy | hot and lacking fresh air |
| 85. | sunny | bright with sunlight |
| 86. | supportive | helpful and encouraging |
| 87. | technological | using modern technology |
| 88. | thoughtful | carefully planned for needs |
| 89. | tidy | neat and orderly |
| 90. | traditional | following older styles |
| 91. | tranquil | peaceful and still |
| 92. | ventilated | supplied with fresh air |
| 93. | vibrant | bright and energetic |
| 94. | warm | emotionally comforting |
| 95. | welcoming | friendly and inviting |
| 96. | well-equipped | having useful supplies and tools |
| 97. | well-lit | having good lighting |
| 98. | well-managed | run in an organized way |
| 99. | windowless | having no windows |
| 100. | zoned | divided into activity areas |