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- LOW COST EQUIPMENT FOR SCIENCE AND TECHNOLOGY EDUCATION - Vol. 1 -
Compiled by UNESCO (5.41 MB pdf) Make school science equipment using inexpensive materials.
- LOW COST EQUIPMENT FOR SCIENCE AND TECHNOLOGY EDUCATION - Vol. 2 -
Compiled by UNESCO (6.12MB pdf) Click here for smaller files.
- SCIENCE IN ACTION PART 2 - MEERA PARASNIS (1.2 MB pdf) SCIENCE ACTIVITY BOOK
- SCIENCE IN ACTION PART 3 - MEERA PARASNIS (1.2 MB pdf) SCIENCE ACTIVITY BOOK
- SCIENCE IN ACTION PART 4 - MEERA PARASNIS (1.2 MB pdf) SCIENCE ACTIVITY BOOK
- SCIENCE IN ACTION PART 5 - MEERA PARASNIS (1.2 MB pdf) SCIENCE ACTIVITY BOOK
- STORIES BASED ON STRING GAMES - P. ANNE (2.2 MB pdf)
- 100 WAYS TO SAVE PLANET EARTH - S. VALENTINE (1.2 MB pdf)
- enTYREly FUN PLAYGROUNDS - JIMY JOLLEY (4.0 MB ZIP)
- ASTROLOGY - A SCIENCE OR MYTH - S. K. JAIN (100 KB pdf) AIDS - ASTROLOGY IS DAMAGING SOCIETY
- WHAT IS AURORA - HAYANON (1.2 MB pdf) SCIENCE COMIC BOOK
- WHAT IS GEO MAGNETIC FIELD - HAYANON (1.2 MB pdf) SCIENCE COMIC BOOK
- THE LIFE STORY OF INSECTS - H. G. CARPENTER (400 KB pdf)
- AUTOBIOGRAPHY OF CHARLES DARWIN 1809-1882 - CHARLES DARWIN (400 KB pdf) INSPIRING BIOGRAPHY
- ON THE ORIGIN OF SPEICIES - CHARLES DARWIN (900 KB pdf) LANDMARK CLASSIC
- GOOD OLD CHALLENGING PUZZLES - DUDNEY (4.0 MB pdf) WONDERFUL PUZZLES
- MORE HUNTING WASPS - HENRI FABRE (600 KB pdf)
- MASON BEES - HENRI FABRE (400 KB pdf)
- THE WONDERS OF INSTINCT - HENRI FABRE (400 KB pdf)
- FOLK TOYS ARE BACK AGAIN - POPULAR SCIENCE MAGAZINE 1960 (1.0 MB pdf)
- HELP YOUR CHILD LEARN SCIENCE - (1.6 MB pdf)
- MATH WONDERS - A. S. POSAMENTIER (4.0 MB pdf)
- ITS NOT IN THE STARS - H. W. MEAD (300 KB pdf) ASTROLOGY BUSTER
- ORIGAMI FOR EVERYONE - (1.0 MB pdf) BEAUTIFUL BOOK
- PHYSICS FOR ENTERTAINMENT - Y. PERELMAN (10.0 MB pdf)
- RECREATIONS IN ASTRONOMY - H. W. WARREN (1.0 MB pdf)
- BILLIONS & BILLIONS - C. SAGAN (1.2 MB pdf) THOUGHTS ON LIFE & DEATH
- THE DEMON HAUNTED WORLD - C. SAGAN (4.0 MB pdf)
- ARGUMENT FOR ISLAMIC SCIENCE - ZIAUDDIN SARDAR (50 kb ZIP)
- DECOLONIZING HISTORY - CLAUDE ALVARES (700 kb ZIP)
- DHARMA, INDIA & THE WORLD ORDER - BADRINATH CHATURVEDI (300 kb ZIP)
- GANDHI'S CHALLENGE TO MODERN SCIENCE - SUNIL SAHASRABUDHEY (50 kb ZIP)
- RECOLONISATION, GATT, URUGUAY & THE THIRD WORLD - C. RAGHAVAN (200 kb ZIP)
- THE REVENGE OF ATHENA - ZIAUDDIN SARDAR (400 kb ZIP)
- UNESCO RESOURCE KIT - Compiled by UNESCO (12.2MB pdf) Click here for smaller files.
- A FEW NAILS & A YARD OF WIRE - KEITH WARREN (35 Kb DOC) GREAT, LOW-COST SCIENCE
- HOMI JEHANGIR BHABHA - C. D. DESHMUKH (600 Kb PDF) SCIENCE BIOGRAPHY
- ANCESTOR'S TALE FIRST CHAPTER - RICHARD DAWKINS (100 Kb doc) LUCID SCIENCE
- THE BLIND WATCHMAKER FIRST CHAPTER - RICHARD DAWKINS (100 Kb doc) LUCID SCIENCE
- CLIMBING MOUNTAIN IMPROBABLE FIRST CHAPTER - RICHARD DAWKINS (100 Kb doc)
- GOD DELUSION FIRST CHAPTER - RICHARD DAWKINS (100 Kb doc) LUCID SCIENCE
- WEAVING THE RAINBOW FIRST CHAPTER - RICHARD DAWKINS (100 Kb doc)
- PHYSICS FOR ENTERTAINMENT - YAKOV PERELMAN (160 KB ZIP) GREATEST RUSSIAN SCIENCE WRITER
- THE STORY OF CHEMISTRY - Anirban Hazra / Madhuvanti A. (6 Mb Pdf) Published By Vigyan Prasar
- WHAT HAPPENS IF...? - R. WYLER / D. NEVINS (340 KB Pdf) SCIENCE BOOK FOR LITTLE CHILDREN
- THE STORY OF CHEMISTRY REVIEW - S. Kesavamurthy. (0.65Mb pdf) Current Science 10 July 2008
- MEMOIRS OF RUCHI RAM SAHNI - SEHGAL / MAHANTI (1.4 Mb pdf) PIONEER SCIENCE POPULARIZER
- FUN WITH BALLPENS - Bernie Z. (0.50Mb pdf) GREAT ACTIVITY BOOK
- TOYS IN HISTORY - PRIVENZO ETC (1.5Mb pdf) CHILDREN'S TOYS FROM THE PAST
- MIRRORS - PROPERTIES OF LIGHT - Bernie Z. (0.65Mb pdf) 174 Lovely Experiments
- BUBBLES - Bernie Z. (0.3 Mb pdf)Lovely Experiments With Bubbles
- TURNING THE WORLD INSIDE-OUT - R. EHRLICH (1.8Mb pdf) 174 Physics Demonstrations
- BET YOU CANNOT - COB & DARLING (0.7Mb pdf) WONDERFUL SCIENCE EXPERIMENTS
- MR. TOMPKINS IN WONDERLAND (+ EXPLORES THE ATOM)- George Gamov (3.2Mb pdf) Science Classics
- THE DANCING BEES - Karl Von Frisch (1.2Mb pdf) Life & Senses Of Honey Bees
- UNESCO SOURCEBOOK FOR SCIENCE IN THE PRIMARY SCHOOL - Harlen/Elstgeest (0.9 Mb pdf) Wonderful
- CHILDREN & THEIR ENVIRONMENT - Elstgeest (0.4 Mb pdf) Wonderful Activity Book
- GEE WHIZ SCIENCE FOR CHILDREN - Allison & Katz (3.4 Mb pdf) Wonderful Book
- TEACHING ELEMENTARY SCIENCE WITH TOYS - Ed. By Linda Froschauer (3 Mb pdf) Wonderful Cesi Publication
- ONE HUNDRED REASONS TO BE A SCIENTIST - Ictp / Trieste 2004 (3.9 Mb PDF) Simply Amazing
- SOME EMINENT INDIAN SCIENTIST - K. V. Gopalakrishnan (100 Kb zip) Lives Of Indian Scientists
- SOME FAMOUS INDIAN SCIENTIST - (100 Kb zip) LIves Of Indian Scientists
- ANGELS, DEVIL & SCIENCE - P.M.Bhargava, C. Chakrabarti (0.3KbZIP) Scientific Temper
- ACHIEVEMENTS IN ANONYMITY - Ed. K. Sharma / B. Phondke (100 Kb ZIP) Indian Scientists
- TOYING AROUND WITH SCIENCE - Bob Friedhoffer (0.5 Mb pdf)
- STORY OF ASTRONOMY - Uday Patil (2.0 Mb pdf) Wonderful Science Comic Book
- THE RUBBER BAND BOOK - Erin Kenneway (0.9 Mb pdf) Wonderful Activities Book
- CHILDREN'S TOYS FROM AFRICA - Unesco Publication (0.9 Mb pdf) Great Toys from Africa
- RAMANUJAN - THE MAN BEHIND THE MATHEMATICIAN - Sunderesan & Padmavijayam (0.4 kb pdf)
- SOLAR'S DAY IN THE SUN - John Carey (0.6 Mb pdf) Revolutionary Solar Energy
- NATURE, SCIENCE & SOCIETY - K. K. Krishna Kumar (60 Kb Zip) Wonderful book by a great science writer
- SCIENCE IN YOUR BACKYARD - Elizabeth K. Cooper (100 Kb Zip) Wonderful Science Book
- 100 SCIENCE EXPERIMENTS WITH PAPER - Steve Moje (450 Kb pdf) Wonderful Book
- ORIGAMI-FUN AND MATHEMATICS - V. S. S. Sastry (1.2 Mb pdf) Published by Vigyan Prasar
- INVESTIGATING SCIENCE WITH PAPER - Laurence White (450 Kb pdf) Wonderful Book
- INVESTIGATING SCIENCE WITH RUBBER BANDS - Laurence White (350 Kb pdf) Wonderful Book
- THINKING AND DOING - David Horsburgh (0.9 Mb pdf) Wonderful Activities Book
- LET'S DISCOVER SCIENCE PART 1 - David Horsburgh (1.7 Mb pdf) Wonderful Science Activities Book
- LET'S DISCOVER SCIENCE PART 2 - David Horsburgh (1.7 Mb pdf) Wonderful Science Activities Book
- LET'S DISCOVER SCIENCE PART 3 - David Horsburgh (0.9 Mb pdf) Wonderful Science Activities Book
- LET'S DISCOVER SCIENCE PART 4 - David Horsburgh (1.3 Mb pdf) Wonderful Science Activities Book
- LET'S DISCOVER SCIENCE PART 5 - David Horsburgh (1.3 Mb pdf) Wonderful Science Activities Book
- LEARNING ABOUT LIVING PART ONE - David Horsburgh (1.0 Mb pdf) Environmental Activities Book
- LEARNING ABOUT LIVING PART THREE - David Horsburgh (1.0 Mb pdf) Environmental Activities Book
- IT'S NOT IN THE STARS - MEAD (300 kb pdf)
- COSMOS - CARL SAGAN (1.1 MB pdf) ANTI-ASTROLOGY
- SCIENCE IN THE KITCHEN - INVESTIGATING SCIENCE (0.5 MB pdf)
- SCIENCE IS FASCINATIN - (300 kb pdf)
- HELPING YOUR CHILD LEARN SCIENCE - (1.6 MB pdf)
- FUN SCIENCE - David L. Drotar (2.8 Mb pdf) Wonderful Science Activities Book
- PLAY & PUMP - (80 kb pdf) Span Pumps, Pune make this wonderful science exhibit
- HOW TO MAKE YOUR OWN TELESCOPE - P. N. Shankar (2.3 Mb pdf) How to do it Manual
- CLUSTERS, NEBULAE & GALAXIES - P. N. Shankar (400 kb pdf) Novice Observer's Handbook
- SCIENCE EXPERIMENTS & AMUSEMENT FOR CHILDREN - Charles Vivian (4 Mb pdf) Wonderful Activities Book
- LIFE OF GALILEO - Bertolt Brecht (700 KB pdf) Historic Play- fight between Obscurantism and Enlightenment
- THE HOSHANGABAD SCIENCE - Dec 1977 Science Today (360 KB pdf) A unique adventure in rural science teaching
- THE BICYCLE STORY - Vijay Gupta (560 KB pdf) Science behind the bicycle
- A SEARCH FOR THE MEANING OF SCIENCE - Dunu Roy (120 KB pdf) SCIENCE TODAY Oct 1979
- LOOKING AT THE BODY - David Suzuki - (600 KB pdf) Wonderful book
- LOOKING AT PLANTS - David Suzuki - (600 KB pdf) Wonderful book
- THE CHEMISTRY OF EVERYDAY LIFE - Yasmin Jayathirtha - (1.0 MB pdf) Lovely chemistry activities
- RIDDLES IN A TEA CUP - Partho Ghosh & Dinpankar Home (1.2 MB pdf) Science Puzzles from Everyday Life
- GOLDEN BOOK OF CHEMISTRY EXPERIMENTS - Robert Brent (28000 Kb pdf)
- 700 SCIENCE EXPERIMENTS FOR EVERYONE- PART 1 - Compiled by UNESCO (1 MB pdf)
- 700 SCIENCE EXPERIMENTS FOR EVERYONE- PART 2 - Compiled by UNESCO (1 MB pdf)
- 400 EXPERIMENTS IN SCIENCE - Don Herbert (1.2 MB pdf) Amazing Science Book
- PREPARATION FOR SCIENCE - Richard Gregs (100KB zip) 1928 Classic on Science
- A DAY IN THE LIFE OF AN INTERNET KIOSK OPERATOR - Elisabeth Alexander (15 KB htm)
- THE SACRED BEETLE & OTHER SCIENCE ESSAYS - Ed. Martin (350 Kb zip)
- THE LIFE AND WORK OF J. B. S. HALDANE - Ronald Clark (300 KB zip) Beautiful Biography
- ON BEING THE RIGHT SIZE & OTHER ESSAYS - J.B.S. Haldane (950 Kb zip)
- EVERYTHING HAS A HISTORY - J.B.S. Haldane (130 Kb zip)
- SPACE & FLIGHT EXPERIMENTS - L. V. Loeschnig (8oo KB pdf) Science with Simple Materials
- FROM BONE TO STONE - Karen Haydock (456 kB pdf)
- BOOK OF EXPERIMENTS - Leonard de Vries (1 MB pdf)
- SECOND BOOK OF EXPERIMENTS - Leonard de Vries (88 KB pdf)
- VSO HOW TO MAKE VISUAL TEACHING AIDS - VSO Team (1 MB pdf)
- A HANDBOOK FOR TEACHING SPORTS - VSO Team (800 KB pdf) Wonderful Book
- SETTING UP & RUNNING A SCHOOL LIBRARY - Nicola Biard (650 Kb pdf) A wonderful VSO Book
- CHILDREN OF THE SUMMER - HENRI FABRE'S INSECTS - M.J. Anderson (380 KB pdf)
- LIVES OF A CELL - Lewis Thomas (97 KB zip) Award Winning Popular Science
- PREPARATION FOR UNDERSTANDING - Keith Warren (1.08 MB pdf)
- THE PAPER AEROPLANE BOOK - Seymour Simon (268 KB pdf) Great Activity Book
- TO KNOW A FLY - Vincent G. Dethier (448 KB zip) Classic Popular Science
- MODERN SCIENCE - THE HOLY COW - Ramchandra Guha (29 KB html)
- NEPAL - BETWEEN THE MUD FLOOR & MINISTRY CARPET - Keith Warren (12 KB html)
- LOW-COST, NO-COST TEACHING AIDS - Mary Ann Dasgupta (562 kb pdf)
- I AM JOES BODY - J.D.Radcliff (123 KB zip) Most successful series in the history of the Reader's Digest
- SCIENCE TEACHER'S HANDBOOK (VSO) - VSO TEAM (1.6MB pdf) Most Wonderful Science Activities Book
- "UMBRELLAOLOGY" PHILOSOPHY OF SCIENCE - J. Somerville (7 KB html) Excerpt from book
- SCIENCE THROUGH POSTCARDS - Prof. Jayant Narlikar (103 KB html)
- THE CULTURE OF SCIENCE - Prof. Jayant Narlikar (54 KB html) C. D. Deshmukh Memorial Lecture
- THE STORY OF PHYSICS - T. Padmanabhan Delightful Cartoon Book of Physics
- REVIEW OF STORY OF PHYSICS - S. KESHAVAMURTHY (50 KB pdf) CURRENT SCIENCE AUG 2008
- CHILDREN AND WATER - Jos Elstgeest (1014 KB pdf)
- CHILDREN AND BALANCES - Jos Elstgeest (106 KB pdf)
- CHILDREN, MIRRORS AND REFLECTIONS - Jos Elstgeest (683 KB pdf)
- WHY IS THE SKY BLUE? - C. V. Raman (45 KB html)
- TEN LITTLE FINGERS - Review (11 KB html)
- HOW YOU BEGAN - Amabell Williams Ellis (266 KB pdf) An Amazing story about evolution
- JOY OF LEARING PART 1 - Centre for Environmental Education (800 KB pdf) Wonderful Science Book - Classes 3-5
- JOY OF LEARING PART 2 - Centre for Environmental Education (800 KB pdf) Wonderful Science Book - Classes 6-8
- JOY OF LEARNING 3 - Centre for Environmental Education (952 Kb PDF) Wonderful Science Book - Classes 9 - 11
- SCIENCE PUZZLERS - Martin Gardner (680 KB pdf) Science Activities from a Maestro
- PHYSICS EXPERIMENTS FOR CHILDREN - Muriel Mandell (?? kb pdf)
- SIMPLE SCIENCE EXPERIMENTS - Hans Jurgen Press (1.2 MB pdf)
- PARTICIPATORY SCIENCE EXHIBITS - Vikram Sarabhai Community Science Center (?? kb pdf)
- CANOPY OF THE HEAVENS - Baburao P. Save (26KB zip)
- A GUIDE TO THE NIGHT SKY - P. N. Shankar (250 kb pdf) Simple, lucid book
- JAPANESE TOYS - SWEET & SIMPLE (2 Mb pdf) Wonderful book on simple toys
- JOY OF MAKING INDIAN TOYS - Sudarshan Khanna (834 KB pdf)
- INDIAN TOYS AND TOYMAKERS - Sudarshan Khanna (66 KB pdf)
- DYNAMIC FOLK TOYS - Sudarshan Khanna (8 KB html) Review by Prof. Krishna Kumar
- DYNAMIC FOLK TOYS - SUDARSHAN KHANNA (3 mb pdf) Wonderful Folk Toys
- TOYS AND TALES - SUDARSHAN KHANNA (3 mb pdf) Wonderful Folk Toys
- ENTERTAINING MATHEMATICAL PUZZLES - M. GARDNER (1.75 Mb pdf) WONDERFUL TEASERS
- THE MAN WHO COUNTED - M. TAHEN (1.2 Mb pdf) LITERATURE + MATHS MOST BEAUTIFUL BOOK
- PUZZLE MATH - G. GAMOV & STERN (0.5 Mb pdf) LOVELY MATHS PUZZLES
- FUN WITH TILES - A MATHS-ART ACTIVITY BOOK - SUPURNA SINHA (1 Mb pdf) Wonderful book on Primary Mathematics
- FEW WONDERFUL MATHS TEASERS WITH ANSWERS - S. MACY (100 KB pdf)
- HOW CHILDREN LEARN MATHEMATICS - Pamela Liebeck (0.40 Mb pdf) Wonderful Book
- 1001 USES OF THE 100 SQUARES - Leah Mildred Beardsley (1.5 MB pdf) Activities with a squares copy.
- HOW TO STUDY MATHS EFFECTIVELY? - Prof M. Prakash (38 KB html)
- HOW TO STUDY MATHS EFFECTIVELY? - Prof M. Prakash (50 KB PDF) LECTURE IN IUCAA 09.08.2008
- SUGGESTED EXPERIMENTS IN SCHOOL MATHEMATICS - J. N. KAPUR (4.7 MB PDF)BOOK ON MATHS ACTIVITIES
- NUMERACY COUNTS! - Rampal, Ramanujam, Saraswati (900 Kb pdf) Wonderful Survival Maths
- MATHS CLUB ACTIVITIES - P. K. Srinivasan (1 MB pdf) Sixty articles from the HINDU
- NUMBER FUN WITH A CALENDAR - P. K. Srinivasan (69 KB zip)
- ROMPING IN NUMBERLAND - P. K. Srinivasan (244 KB pdf) A Mathematical Delight
- MATHEMATICS THROUGH PAPER FOLDING - Alton T. Olson (370 KB pdf) Maths Activity Book
- SQUARE PEGS IN ROUND HOLES - RAVINDRA KESKAR (2.0 MB pdf) Maths Activity Book
- TRICKS, GAMES & PUZZLES WITH MATCHES - Maxey Brooke (320 KB pdf) Mental Activities
- SURVIVAL MATHS - Kamala Mukunda (140 KB pdf) Maths activities in a village school
- MATHS FOR SMART PANTS - M. BURNS (4.3 Mb pdf)
- THE VSO MATHS TEACHERS HANDBOOK - Jane Portman, J. Richardson (1 Mb pdf)
- HELP YOUR CHILD LEARN MATHS - P. KANTAR (250 Kb pdf) MATHS ACTIVITIES FOR CHILDREN FROM 5-13 YEARS
- DAMNED LIES & STATISTICS - J. BEST (4 Mb pdf)
- PRIME NUMBERS - MOST MYSTERIOUS NUMBERS IN MATHS - D. WELL (2.5 Mb pdf)
- SHORT STORIES ABOUT NUMBERS - RAJNISH KUMAR (3.5 Mb pdf)
- MATHEMATICAL PANDORA BOX - B. BRIAN (3.0 MB pdf)
- GOOD OLD CHALLENGING PUZZLES - DUDNEY (4.0 MB pdf)
- GEOMETRY BY PAPER FOLDING - (13 MB pdf) MATHS ORIGAMI CLASSIC 1883
- 100 MATHS PROJECTS - B. BRIAN (4 Mb pdf) REAL LIFE MATH PROJECTS
- MANY HOWTOONS - Howtoons MIT (13 MB pdf)
- AIR CANNON - Howtoons MIT (1380 Kb pdf)
- BOTTLE SUBMARINE - Howtoons MIT (1380 Kb pdf)
- BINARY COUNTING USING FINGERS - Howtoons MIT (2447 Kb pdf)
- MAKING A HOVERCRAFT FROM AN OLD CD - Howtoons MIT (1470 Kb pdf)
- MUSICAL FLUTE FROM A DROPPER - Howtoons MIT (1850 Kb pdf)
- MAKING AN ICE BOARD FROM A SKATE BOARD - Howtoons MIT (780 Kb pdf)
- MAKING SAFETY GOGGLES FROM A USED PLASTIC BOTTLE - Howtoons MIT (675 Kb pdf)
- SODA BOTTLE ROCKET LAUNCHER - Howtoons MIT (2030 Kb pdf)
- WATER DROP LENS - Howtoons MIT (820 Kb pdf)
- WATER VIEWER FROM AN OLD PLASTIC BOTTLE - Howtoons MIT (1600 Kb pdf)
- BENDING LIGHT WITH WATER STREAM - Howtoons MIT (662 Kb pdf)
- MAKING A BODY CAST - Howtoons MIT (1565 Kb pdf)
- FOLDING A-4 PAPER INTO AN ENVELOPE - Howtoons MIT (579 Kb pdf)
- WASHER BUZZER - Howtoons MIT (980 Kb pdf)
- HOME MADE ICE-CREAM - Howtoons MIT (2694 Kb pdf)
- SELF ASSEMBLY CEREAL - Howtoons MIT (2072 Kb pdf)
- SIMPLEST ELECTRIC MOTOR - Howtoons MIT (950 Kb pdf)
- MARSH MELLOW SHOOTER - Howtoons MIT (340 Kb pdf)
- MOVING PICTURE ZEOTROPE - Howtoons MIT (1380 Kb pdf)
- THE BEAUFORTE SCALE - Howtoons MIT (2.2 Mb pdf)
- CHOP STICK TWEEZERS - Howtoons MIT (0.8 Mb pdf)
- EXPRESS YOURSELF - Howtoons MIT (8.2 Mb pdf)
- HAPPY HIPPO - Howtoons MIT (1.0 Mb pdf)
- HOT TOPS - Howtoons MIT (0.3 Mb pdf)
- MOEBIUS STRIPS - Howtoons MIT (0.3 Mb pdf)
- ONE MAN BAND - Howtoons MIT (0.4 Mb pdf)
- PEN PAL - Howtoons MIT (2.85 Mb pdf)
- PINWHEEL - Howtoons MIT (0.8 Mb pdf)
- STRAW SHOOTER - Howtoons MIT (0.2 Mb pdf)
- SKATE BOARD - Howtoons MIT (2.2 Mb pdf)
- HAPPY HOLIDAYS - Howtoons MIT (0.3 Mb pdf)
- STILTS - Howtoons MIT (0.2 Mb pdf)
- TRASH BAG RAIN COAT - Howtoons MIT (1.7 Mb pdf)
- WHEEL OF LIFE ZEOTROPE - Howtoons MIT (3.8 Mb pdf)
- PERIODIC TABLE - (380 Kb pdf)
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