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Trends in International Mathematics and Science Study 2015

International, 2015
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int-iea-timss-2015-v1
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TIMSS & PIRLS International Study Center
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TIMSS and PIRLS
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Mar 20, 2021
Last modified
Mar 20, 2021
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Data file: TIMSS-2015-pop2-ach-reliable-allcountries-metadata

Cases: 1000
Variables: 610

Variables

MI62072
GRAPH FOR CHARLES' WALK OR BIKE TO OLYMPIC PARK (1)
SR42005
CHARACTERISTIC TO CLASSIFY ORGS. (2)
SR42300A
O2-CO2 RELEASE-REMOVAL: ANIMALS (1)
SR42300B
O2-CO2 RELEASE-REMOVAL: PLANTS (1)
SR42300C
O2-CO2 RELEASE-REMOVAL: PHOTOSYN. (1)
SR42319
DESIGNING PLANT GROWTH EXPERIMENT (1)
SR42094
WHY PLASTIC BOTTLE CRACKED (1)
SR42293A
FORCE CAUSING THE BALL TO FALL (1)
SR42293B
BALL BOUNCING UP AGAIN (1)
SR42195
WHAT IS RESISTANCE IN A CIRCUIT (1)
SR42400
WOOD/METAL CONTAINER TO KEEP ICE (1)
SR62118
MICE LIVING ON BEACH ADVANTAGE (1)
SR62103B
PHOTOSYNTHESIS FACTORS (2)
SR62051
COLOR OF SOLUTION WITH PH INDICATOR (1)
SR62046
TWO MAGNETS PICK UP PAPER CLIPS (1)
SR62149
MIRRORS AROUND A CORNER (1)
SR62234
REDUCE AIR POLLUTION OF CARS (2)
SR52092A
FEATURES OF ANIMAL GROUPS: MAMMALS (1)
SR52092B
FEATURES OF ANIMAL GROUPS: AMPHIBIANS (1)
SR52092C
FEATURES OF ANIMAL GROUPS: FISH (1)
SR52092D
FEATURES OF ANIMAL GROUPS: BIRDS (1)
SR52263A
CELLULAR RESPIRATION: TUBES 1 & 2 (1)
SR52263B
CELLULAR RESPIRATION: TUBE 4 (1)
SR52265
MANX CATS BRED TOGETHER (1)
SR52233
OBJECT X FLOATING IN LIQUIDS A,B,C (1)
SR52289C
ARTESIAN WATER: TEMPERATURE (1)
SR62095
FILL IN ORGAN NAMES (2)
SR62064
BONES OF A BIRD ARE HOLLOW (1)
SR62163
TRUCK SANK INTO THE MUD (1)
SR62143
HEATING WATER IN TEST TUBE (1)
SR62276
IRON OBJECT CHANGES COLOR (1)
SR62050
CABBAGE JUICE PH INDICATORS (1)
SR62024B
SHAPING ROCK FORMATIONS (1)
SR42408
BIRDS CAN'T SURVIVE WITHOUT PLANTS (1)
SR42049A
POPULATION OF RABBITS AND LYNXES (1)
SR42049B
NUMBER OF LYNXES IN 1996 VS 2004 (1)
SR42402
HEAT FLOW IN METAL CUBES (1)
SR42228A
VOLUME OF THE NECK CHAIN (1)
SR42228B
COMPLETE TABLE 3 WITH PERCENT GOLD (1)
SR42228C
NECK CHAIN WITH MOST GOLD (1)
SR42176
FLASKS CONTAIN FRESH & SALT WATER (1)
SR42211
FORCES ON STUDENT SITTING ON WALL (1)
SR42135
WATER CYCLE PROCESSES (1)
SR52303B
POND: ADDING MORE FISH (1)
SR52145
STATE OF WATER, MERCURY, IRON (1)
SR52049
SEPARATING IRON AND COPPER (2)
SR52141
PRESSURE FROM WOODEN BLOCK (1)
SR52116
ADVANTAGES OF LONG ROOTS IN SOIL (2)
SR52110
WEIGHT LESS ON MOON THAN EARTH (1)
SR42030
WHAT KIND OF REPRODUCTION (1)
SR42222A
LIFE CYCLE STAGE MONARCH GROWS (1)
SR42222B
LIFE CYCLE STAGE MONARCH DEVELOPS (1)
SR42088
WHICH SOLUTION IS MORE DILUTE (1)
SR42104
BALANCE AFTER HCL-NAOH ARE MIXED (1)
SR42064
WHY OIL FLOATS ON TOP OF WATER (1)
SR42273
SEEING LIGHTNING & HEARING THUNDER (1)
SR42301
WHAT CAUSES AN EARTHQUAKE (1)
SR42406
DIRECTION RIVER FLOWS (1)
SR62275
SEPARATE OIL AND WATER (1)
SR62111
GROUP FOOD IN BALANCED DIET (2)
SR62116A
POPULATION CHANGE YEARS 2-3 (1)
SR62116B
POPULATION CHANGE YEARS 4-6 (1)
SR62116C
SPECIES OF FISH BEST SURVIVE (1)
SR62162
MOVING BOX ONTO TRUCK (1)
SR52272
TROUT AND FROG POPULATIONS (1)
SR52085A
CROCODILE FACTS: WHY WELL SUITED (1)
SR52085B
CROCODILE FACTS: ADVANTAGE VISION (1)
SR52094
SIMILARITY BETWEEN BIRD AND FROG (1)
SR52146
DENSITY OF CORN OIL AND ALUMINUM (1)
SR52214
RECOGNIZE LIQUIDS FROM DENSITY (1)
SR52101
INFORMATION FROM VOLCANIC ERUPTION (1)
SR62274
RAW MATERIALS FOR PHOTOSYNTHESIS (2)
SR62098A
PLANT AND ANIMAL CELLS SIMILAR (2)
SR62098B
PLANT AND ANIMAL CELLS DIFFERENT (2)
SR62043
ELECTROMAGNET AND PAPER CLIPS (1)
SR62005
SYRINGES WITH SOLID AND AIR (1)
SR62175
POWER PLANT GEOGRAPHIC FACTOR (1)
SR52090B
INFLUENZA: HOW IS IT SPREAD (1)
SR52273
FLOODING LEADS TO SHORTAGE/DISEASE (2)
SR52051
IS ELEMENT METAL OR NONMETAL (1)
SR52189
PAINT CHIP IN TEST TUBES (1)
SR52099
TREES PROTECT SOIL FROM EROSION (1)
SR52118
CLAIM THAT MOON TRAVELS AROUND SUN (1)
SR62112
TONY GETS THE MEASLES (1)
SR62093
MAMMALS IN COLD WEATHER (2)
SR62006
ATOMS IN NITRIC ACID (1)
SR62067
RATE OF SUGAR DISSOLVING (1)
SR62211A
WARMEST AND DRIEST TIME OF YEAR (1)
SR62211B
CLIMATE DATA ARE WRONG (1)
SR62033
PRESSURE APPLIED TO PISTONS (1)
SR52006
PENGUIN BEHAVIOR AND SURVIVAL (2)
SR52021
ORGANISM THAT COMPETES WITH HUMANS (1)
SR52054
WHY SOLUTION 2 IS PALER THAN 1 (1)
SR52243A
MODEL FLASHLIGHT: BULB WON'T LIGHT (1)
SR52243B
MODEL FLASHLIGHT: 2 PARALLEL BULBS (1)
SR52112B
PLANETS: DISTANCE FROM SUN (1)
SR62100
CELL STRUCTURE OF FOSSILS (1)
SR62101
STOMACH TISSUE AND FUNCTION (2)
SR62128
DENSITIES OF THREE LIQUIDS (1)
SR62042
PARTS OF INCANDESCENT LIGHT BULB (1)
SR62250
PAINT PREVENTS RUST (1)
SR62056
MARY HAS A LIGHT STICK (1)
SR62243
ANIMALS AND HABITAT (2)
S042005
CHARACTERISTIC TO CLASSIFY ORGS. (2)
S042300A
O2-CO2 RELEASE-REMOVAL: ANIMALS (1)
S042300B
O2-CO2 RELEASE-REMOVAL: PLANTS (1)
S042300C
O2-CO2 RELEASE-REMOVAL: PHOTOSYN. (1)
S042319
DESIGNING PLANT GROWTH EXPERIMENT (1)
S042094
WHY PLASTIC BOTTLE CRACKED (1)
S042293A
FORCE CAUSING THE BALL TO FALL (1)
S042293B
BALL BOUNCING UP AGAIN (1)
S042195
WHAT IS RESISTANCE IN A CIRCUIT (1)
S042400
WOOD/METAL CONTAINER TO KEEP ICE (1)
S062118
MICE LIVING ON BEACH ADVANTAGE (1)
S062103B
PHOTOSYNTHESIS FACTORS (2)
S062051
COLOR OF SOLUTION WITH PH INDICATOR (1)
S062046
TWO MAGNETS PICK UP PAPER CLIPS (1)
S062149
MIRRORS AROUND A CORNER (1)
S062234
REDUCE AIR POLLUTION OF CARS (2)
S052092A
FEATURES OF ANIMAL GROUPS: MAMMALS (1)
S052092B
FEATURES OF ANIMAL GROUPS: AMPHIBIANS (1)
S052092C
FEATURES OF ANIMAL GROUPS: FISH (1)
S052092D
FEATURES OF ANIMAL GROUPS: BIRDS (1)
S052263A
CELLULAR RESPIRATION: TUBES 1 & 2 (1)
S052263B
CELLULAR RESPIRATION: TUBE 4 (1)
S052265
MANX CATS BRED TOGETHER (1)
S052233
OBJECT X FLOATING IN LIQUIDS A,B,C (1)
S052289C
ARTESIAN WATER: TEMPERATURE (1)
S062095
FILL IN ORGAN NAMES (2)
S062064
BONES OF A BIRD ARE HOLLOW (1)
S062163
TRUCK SANK INTO THE MUD (1)
S062143
HEATING WATER IN TEST TUBE (1)
S062276
IRON OBJECT CHANGES COLOR (1)
S062050
CABBAGE JUICE PH INDICATORS (1)
S062024B
SHAPING ROCK FORMATIONS (1)
S042408
BIRDS CAN'T SURVIVE WITHOUT PLANTS (1)
S042049A
POPULATION OF RABBITS AND LYNXES (1)
S042049B
NUMBER OF LYNXES IN 1996 VS 2004 (1)
S042402
HEAT FLOW IN METAL CUBES (1)
S042228A
VOLUME OF THE NECK CHAIN (1)
S042228B
COMPLETE TABLE 3 WITH PERCENT GOLD (1)
S042228C
NECK CHAIN WITH MOST GOLD (1)
S042176
FLASKS CONTAIN FRESH & SALT WATER (1)
S042211
FORCES ON STUDENT SITTING ON WALL (1)
S042135
WATER CYCLE PROCESSES (1)
S052303B
POND: ADDING MORE FISH (1)
S052145
STATE OF WATER, MERCURY, IRON (1)
S052049
SEPARATING IRON AND COPPER (2)
S052141
PRESSURE FROM WOODEN BLOCK (1)
S052116
ADVANTAGES OF LONG ROOTS IN SOIL (2)
S052110
WEIGHT LESS ON MOON THAN EARTH (1)
S042030
WHAT KIND OF REPRODUCTION (1)
S042222A
LIFE CYCLE STAGE MONARCH GROWS (1)
S042222B
LIFE CYCLE STAGE MONARCH DEVELOPS (1)
S042088
WHICH SOLUTION IS MORE DILUTE (1)
S042104
BALANCE AFTER HCL-NAOH ARE MIXED (1)
S042064
WHY OIL FLOATS ON TOP OF WATER (1)
S042273
SEEING LIGHTNING & HEARING THUNDER (1)
S042301
WHAT CAUSES AN EARTHQUAKE (1)
S042406
DIRECTION RIVER FLOWS (1)
S062275
SEPARATE OIL AND WATER (1)
S062111
GROUP FOOD IN BALANCED DIET (2)
S062116A
POPULATION CHANGE YEARS 2-3 (1)
S062116B
POPULATION CHANGE YEARS 4-6 (1)
S062116C
SPECIES OF FISH BEST SURVIVE (1)
S062162
MOVING BOX ONTO TRUCK (1)
S052272
TROUT AND FROG POPULATIONS (1)
S052085A
CROCODILE FACTS: WHY WELL SUITED (1)
S052085B
CROCODILE FACTS: ADVANTAGE VISION (1)
S052094
SIMILARITY BETWEEN BIRD AND FROG (1)
S052146
DENSITY OF CORN OIL AND ALUMINUM (1)
S052214
RECOGNIZE LIQUIDS FROM DENSITY (1)
S052101
INFORMATION FROM VOLCANIC ERUPTION (1)
S062274
RAW MATERIALS FOR PHOTOSYNTHESIS (2)
S062098A
PLANT AND ANIMAL CELLS SIMILAR (2)
S062098B
PLANT AND ANIMAL CELLS DIFFERENT (2)
S062043
ELECTROMAGNET AND PAPER CLIPS (1)
S062005
SYRINGES WITH SOLID AND AIR (1)
S062175
POWER PLANT GEOGRAPHIC FACTOR (1)
S052090B
INFLUENZA: HOW IS IT SPREAD (1)
S052273
FLOODING LEADS TO SHORTAGE/DISEASE (2)
S052051
IS ELEMENT METAL OR NONMETAL (1)
S052189
PAINT CHIP IN TEST TUBES (1)
S052099
TREES PROTECT SOIL FROM EROSION (1)
S052118
CLAIM THAT MOON TRAVELS AROUND SUN (1)
S062112
TONY GETS THE MEASLES (1)
S062093
MAMMALS IN COLD WEATHER (2)
S062006
ATOMS IN NITRIC ACID (1)
S062067
RATE OF SUGAR DISSOLVING (1)
S062211A
WARMEST AND DRIEST TIME OF YEAR (1)
S062211B
CLIMATE DATA ARE WRONG (1)
S062033
PRESSURE APPLIED TO PISTONS (1)
S052006
PENGUIN BEHAVIOR AND SURVIVAL (2)
S052021
ORGANISM THAT COMPETES WITH HUMANS (1)
S052054
WHY SOLUTION 2 IS PALER THAN 1 (1)
S052243A
MODEL FLASHLIGHT: BULB WON'T LIGHT (1)
S052243B
MODEL FLASHLIGHT: 2 PARALLEL BULBS (1)
S052112B
PLANETS: DISTANCE FROM SUN (1)
S062100
CELL STRUCTURE OF FOSSILS (1)
S062101
STOMACH TISSUE AND FUNCTION (2)
S062128
DENSITIES OF THREE LIQUIDS (1)
S062042
PARTS OF INCANDESCENT LIGHT BULB (1)
S062250
PAINT PREVENTS RUST (1)
S062056
MARY HAS A LIGHT STICK (1)
S062243
ANIMALS AND HABITAT (2)
SI42005
CHARACTERISTIC TO CLASSIFY ORGS. (2)
SI42300A
O2-CO2 RELEASE-REMOVAL: ANIMALS (1)
SI42300B
O2-CO2 RELEASE-REMOVAL: PLANTS (1)
SI42300C
O2-CO2 RELEASE-REMOVAL: PHOTOSYN. (1)
SI42319
DESIGNING PLANT GROWTH EXPERIMENT (1)
SI42094
WHY PLASTIC BOTTLE CRACKED (1)
SI42293A
FORCE CAUSING THE BALL TO FALL (1)
SI42293B
BALL BOUNCING UP AGAIN (1)
SI42195
WHAT IS RESISTANCE IN A CIRCUIT (1)
SI42400
WOOD/METAL CONTAINER TO KEEP ICE (1)
SI62118
MICE LIVING ON BEACH ADVANTAGE (1)
SI62103B
PHOTOSYNTHESIS FACTORS (2)
SI62051
COLOR OF SOLUTION WITH PH INDICATOR (1)
SI62046
TWO MAGNETS PICK UP PAPER CLIPS (1)
SI62149
MIRRORS AROUND A CORNER (1)
SI62234
REDUCE AIR POLLUTION OF CARS (2)
SI52092A
FEATURES OF ANIMAL GROUPS: MAMMALS (1)
SI52092B
FEATURES OF ANIMAL GROUPS: AMPHIBIANS (1)
SI52092C
FEATURES OF ANIMAL GROUPS: FISH (1)
SI52092D
FEATURES OF ANIMAL GROUPS: BIRDS (1)
SI52263A
CELLULAR RESPIRATION: TUBES 1 & 2 (1)
SI52263B
CELLULAR RESPIRATION: TUBE 4 (1)
SI52265
MANX CATS BRED TOGETHER (1)
SI52233
OBJECT X FLOATING IN LIQUIDS A,B,C (1)
SI52289C
ARTESIAN WATER: TEMPERATURE (1)
SI62095
FILL IN ORGAN NAMES (2)
SI62064
BONES OF A BIRD ARE HOLLOW (1)
SI62163
TRUCK SANK INTO THE MUD (1)
SI62143
HEATING WATER IN TEST TUBE (1)
SI62276
IRON OBJECT CHANGES COLOR (1)
SI62050
CABBAGE JUICE PH INDICATORS (1)
SI62024B
SHAPING ROCK FORMATIONS (1)
SI42408
BIRDS CAN'T SURVIVE WITHOUT PLANTS (1)
SI42049A
POPULATION OF RABBITS AND LYNXES (1)
SI42049B
NUMBER OF LYNXES IN 1996 VS 2004 (1)
SI42402
HEAT FLOW IN METAL CUBES (1)
SI42228A
VOLUME OF THE NECK CHAIN (1)
SI42228B
COMPLETE TABLE 3 WITH PERCENT GOLD (1)
SI42228C
NECK CHAIN WITH MOST GOLD (1)
SI42176
FLASKS CONTAIN FRESH & SALT WATER (1)
SI42211
FORCES ON STUDENT SITTING ON WALL (1)
SI42135
WATER CYCLE PROCESSES (1)
SI52303B
POND: ADDING MORE FISH (1)
SI52145
STATE OF WATER, MERCURY, IRON (1)
SI52049
SEPARATING IRON AND COPPER (2)
SI52141
PRESSURE FROM WOODEN BLOCK (1)
SI52116
ADVANTAGES OF LONG ROOTS IN SOIL (2)
SI52110
WEIGHT LESS ON MOON THAN EARTH (1)
SI42030
WHAT KIND OF REPRODUCTION (1)
SI42222A
LIFE CYCLE STAGE MONARCH GROWS (1)
SI42222B
LIFE CYCLE STAGE MONARCH DEVELOPS (1)
SI42088
WHICH SOLUTION IS MORE DILUTE (1)
SI42104
BALANCE AFTER HCL-NAOH ARE MIXED (1)
SI42064
WHY OIL FLOATS ON TOP OF WATER (1)
SI42273
SEEING LIGHTNING & HEARING THUNDER (1)
SI42301
WHAT CAUSES AN EARTHQUAKE (1)
SI42406
DIRECTION RIVER FLOWS (1)
SI62275
SEPARATE OIL AND WATER (1)
SI62111
GROUP FOOD IN BALANCED DIET (2)
SI62116A
POPULATION CHANGE YEARS 2-3 (1)
SI62116B
POPULATION CHANGE YEARS 4-6 (1)
SI62116C
SPECIES OF FISH BEST SURVIVE (1)
SI62162
MOVING BOX ONTO TRUCK (1)
SI52272
TROUT AND FROG POPULATIONS (1)
SI52085A
CROCODILE FACTS: WHY WELL SUITED (1)
SI52085B
CROCODILE FACTS: ADVANTAGE VISION (1)
SI52094
SIMILARITY BETWEEN BIRD AND FROG (1)
SI52146
DENSITY OF CORN OIL AND ALUMINUM (1)
SI52214
RECOGNIZE LIQUIDS FROM DENSITY (1)
SI52101
INFORMATION FROM VOLCANIC ERUPTION (1)
SI62274
RAW MATERIALS FOR PHOTOSYNTHESIS (2)
SI62098A
PLANT AND ANIMAL CELLS SIMILAR (2)
SI62098B
PLANT AND ANIMAL CELLS DIFFERENT (2)
SI62043
ELECTROMAGNET AND PAPER CLIPS (1)
SI62005
SYRINGES WITH SOLID AND AIR (1)
SI62175
POWER PLANT GEOGRAPHIC FACTOR (1)
SI52090B
INFLUENZA: HOW IS IT SPREAD (1)
SI52273
FLOODING LEADS TO SHORTAGE/DISEASE (2)
SI52051
IS ELEMENT METAL OR NONMETAL (1)
SI52189
PAINT CHIP IN TEST TUBES (1)
SI52099
TREES PROTECT SOIL FROM EROSION (1)
SI52118
CLAIM THAT MOON TRAVELS AROUND SUN (1)
SI62112
TONY GETS THE MEASLES (1)
SI62093
MAMMALS IN COLD WEATHER (2)
SI62006
ATOMS IN NITRIC ACID (1)
SI62067
RATE OF SUGAR DISSOLVING (1)
SI62211A
WARMEST AND DRIEST TIME OF YEAR (1)
SI62211B
CLIMATE DATA ARE WRONG (1)
SI62033
PRESSURE APPLIED TO PISTONS (1)
SI52006
PENGUIN BEHAVIOR AND SURVIVAL (2)
SI52021
ORGANISM THAT COMPETES WITH HUMANS (1)
SI52054
WHY SOLUTION 2 IS PALER THAN 1 (1)
SI52243A
MODEL FLASHLIGHT: BULB WON'T LIGHT (1)
SI52243B
MODEL FLASHLIGHT: 2 PARALLEL BULBS (1)
SI52112B
PLANETS: DISTANCE FROM SUN (1)
Total: 610
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