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EnchantedLearning.com Measurement 
There are many units of measurement. The earliest recorded unit of measurement is the cubit, the length of an adult's forearm. Other early measurement units are the foot (the length of a human foot) and the palm (the length of a human palm). Modern standardized units of measurement include the meter (standardized in 1791 by the French Academy of Sciences) and the foot.
Quantity  Measurement Units  Equivalents/Equations  

Length  inch (in or "), foot (ft or '), yard (yd), mile (mi) millimeter (mm), centimeter (cm), meter (m), kilometer (km), lightyear (ltyr), parsec 
12 inches = 1 foot, 3 feet = 1 yard, 1760 yards = 1 mile 10mm = 1cm, 100cm = 1m, 1000m = 1km 1 in = 2.54 cm, 1 ft = 30.48cm, 1 mile = 1.609344 km 1 mm = 0.04 inch, 1 cm = 0.3937 inch, 1 km = 0.62 mile 

Perimeter  (Same units as length) inch (in or "), foot (ft or '), yard (yd), mile (mi) millimeter (mm), centimeter (cm), meter (m), kilometer (km) 
Perimeter of a square = 4*(side length) Perimeter of a rectangle = 2*(height+width) Perimeter of a circle = 2πr 

Area  square inch (in^{2}), square foot (ft^{2}), square mile (mi^{2}), acre square centimeter (cm^{2}), square meter (m^{2}), hectare 
144 in^{2} = 1 ft^{2} 1 sq inch = 6.45 sq cm 1 sq m = 10,000 sq cm = 10.764 sq ft = 1550 sq in 

Volume  teaspoon (tsp), tablespoon (tbsp), fluid ounce (fl oz), cup (c), pint (pt), quart (qt), gallon (gal) cubic inch (in^{3}), cubic foot (ft^{3}), cubic mile (mi^{3}) cubic cm (cm^{3} or cc), cubic m (m^{3}), cubic km (km^{3}) 
3 tsp = 1 tbsp, 8 floz = 237ml = 1c, 2c = 1 pt , 2 pt = 1 qt, 4 qts = 1 gal 1 cubic inch = 16.387cc = 0.035pt 1cc = 1ml = 1gm = 0.061cubc inch 

Weight/Mass  ounce (oz), pound (lb), stone, ton microgram(mcg), milligram (mg), gram (g), kilogram (kg) 
16 oz = 1 lb, 2000 lbs = 1 ton 1 stone = 14 pounds 1000g = 1kg 

Angle  degree (°), minute ('), second (") radian (rad) 
360° in a circle, 90° is a right angle 60 minutes in a degree, 60 seconds in a minute 2π radians in a circle, 1 rad = 57.3° 

Time  nanosecond (ns), millisecond (ms), second (s), minute (min), hour (hr), day, week (wk), fortnight, month, year (yr), decade, century, millenium  1,000,000,000ns = 1 sec, 1000ms = 1 sec, 60 sec = 1 min, 60 min = 1 hr, 24 hr = 1 day, 7 days = 1 wk, 365.24 days = 1 yr, 10 yr = 1 decade, 100 yr = 1 century, 1000 yr = 1 millenium  
Temperature  degrees Fahrenheit (°F), degrees Celsius (°C), degrees Centigrade, Kelvin (K) 
°F = °C x 9/5 + 32 °C = (°F  32) x 5/9 °C = K  273.15 K=°C + 273.15 

Money  penny (cent), nickel, dime, quarter, dollar pence, pound 
5 cents = 1 nickel, 10 cents = 1 dime, 25 cents = 1 quarter, 4 quarters = 1 dollar 100 pence = 1 pound 
Of course, there are many other measurable quantities, including surface area, velocity, acceleration, density, pressure, energy, power, altitude, noise, electrical current, electrical resistance, electrical charge, humidity, concentration of a solution, frequency, luminosity, magnetic field strength, power of an earthquake, the strength of a hurricane, and many others.
Books to Print
How Long is a Year?
A short activity book about the year, month, week, and day to print for early readers.
How Long Is It?
A Printable Activity Book
A short, printable book about measurement for early readers. The book has pages for the student to cut out, items to measure on a printed ruler and pictures to color. The pages include measuring a ruler, shark, pen, flute, snail, fork, pencil, violin, brush, bat, and arrow.
How Tall Is It?
A Printable Activity Book
A short, printable book about measurement for early readers. The book has pages for the student to cut out, items to measure on a printed ruler and pictures to color. The pages include measuring a ruler, gorilla, girl, door, lollipop, flower, ladder, giraffe, penguin, tree, and T. rex.
Pumpkin Patch Perimeters: All Around the Farm
Printable Book
A short, printable book about perimeters, using pumpkin patch terms, including the perimeters of a pumpkin patch, chicken coop, pigpen, corn field, goat pen, horse corral, barnyard, and vegetable garden.
Estimating Measurement
Estimating Metric Measurements Worksheet
In this worksheet, the student estimates lengths in metric measurements. For example, "What common object is about 1 meter long? Or go to sample answers.
Estimating US Measurements Worksheet
In this worksheet, the student estimates lengths in measurements. For example, "What common object is about 1 inch long, tall, or across? Or go to sample answers.
Perimeter
Perimeter of Rectangles Printout
Determine the perimeter of the rectangles on this printable worksheet. Or go to the answers.
Perimeter of Grids Printout
Determine the perimeter of the irregular rectangular grids on this printable worksheet. Or go to the answers.
Pumpkin Patch Perimeters: All Around the Farm
A Printable Book
A short, printable book about perimeters, using pumpkin patch terms, including the perimeters of a pumpkin patch, chicken coop, pigpen, corn field, goat pen, horse corral, barnyard, and vegetable garden.
Area
Area of Rectangles Printout #1
Determine the area of the rectangles on this printable worksheet. Or go to the answers.
Area of Rectangles Printout #2
Determine the area of the rectangles on this printable worksheet. Or go to the answers.
Area of Rectangles Printout #3
Determine the area of the rectangles on this printable worksheet. Or go to the answers.
Area of Grids Printout #3
Determine the area of the grids on this printable worksheet. Or go to the answers.
Temperature
Learn about temperature and print out many different types of worksheets.
Time
Learn about time and print out many different types of worksheets.
Measurement Terms
MeasurementRelated Vocabulary Word List
A list of words related to weights and measures.
Match the Quantities to the Measurement Units
Match 10 measurable quantities to the units they could be measured in. Quantities: Your age, Your weight, Your height, Your temperature, The area of your classroom, The area of your city, How long it takes to run a mile, What a gumball costs, What shoes cost, The volume of water in a bathtub, The weight of a building. Units: pounds, feet, years, square feet, degrees F, degrees, square miles, dollars, cents, tons, cubic feet. Or go to the answers.
Match the Measurement Words to their Abbreviations
Match measurement words to their abbreviations. Words: height, weight, number, volume, degree, dozen, percent, altitude, latitude, longitude, teaspoon, tablespoon, inch, foot, yard, mile, miles per hour, ounce, pound, ton, gallon, quart, pint, cup, Fahrenheit. Or go to the answers.
Measurement Word Abbreviations
Write the abbreviations for common nonmetric measurement words, including length, volume and weight words. Or go to the answers.
Match the Metric Measurement Words to their Abbreviations
Match metric measurement words to their abbreviations. Words: height, weight, number, volume, degree, dozen, percent, altitude, latitude, longitude, teaspoon, tablespoon, meter, centimeter, decimeter, kilometer, kilometers per hour, gram, centigram, kilogram, milligram, liter, millilter, Kelvin, Centigrade, Celsius. Or go to the answers.
Metric Measurement Word Abbreviations
Write the abbreviations for common metric measurement words, including length, volume and weight words. Or go to the answers.
Match Liquid Measurement Terms
Match the liquid measurement terms, including cup, pint, quart, half gallon, gallon, liter, deciliter, centiliter, ounce.
Answers
Write Measurement Words by Category
Write 5 measurement words for each category. The categories include: Units of Length, Units of Weight, Units of Time, Units of Area, Units of Volume, Temperature Words, Measuring Tools , Miscellaneous Measurement Words. Or go to sample answers.
Metric Measurement: Write a Question for Each Answer
In this worksheet, the student is given a series of short answers using metric measurement words. For each answer, the student writes a short question.
Label Measurement Words in Many Languages:
Label Measurement Terms
Label the measurement terms in English, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.
Answers
Measurement Terms in French
Label the measurement terms in French, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.
Answers
Measurement Terms in German
Label the measurement terms in German, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.
Answers
Measurement Terms in Italian
Label the measurement terms in Italian, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.
Answers
Measurement Terms in Spanish
Label the measurement terms in Spanish, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.
Answers
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