Time & Measurement

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  1. About Time

    About Time - A First Look at Time and Clocks

    The earliest people divided time into two intervals, nighttime and daytime. Today’s atomic clocks divide time into picoseconds—trillionths of a second! How did we get from there to here? Hardcover, 32 pages. Learn More
    No Longer Available
  2. The Story of Clocks and Calendars

    The Story of Clocks and Calendars - Award-winning history book

    Children will journey through time and across civilizations to learn how human beings have relied on calendars to tell us when to plant, harvest, and rest. Indexed, with cultural, science, and history references. Paperback, 48 pages. Learn More
    In Stock
  3. Long Black Strip

    Long Black Strip - From Azoka Company

    Unfurling this strip is quite a dramatic statement—it’s just under 3 inches wide and almost 100 feet long! The Long Black Strip represents time from the beginning of the formation of Earth to the first human life on Earth. Learn More
    In Stock
  4. Time Line of Life

    Time Line of Life - From Azoka Company

    This package provides beautifully made materials children will use to explore and research the history of life on Earth. Includes Time Line, Mute Chart, Die-cut Picture Cards, Era Labels, Companion Cards, and two books. Learn More
  5. The Time Line of Early Humans

    The Time Line of Early Humans - From Azoka Company

    This set includes the laminated control (in Panel- or Mural-Style), two sets of companion cards, and a teacher’s resource booklet. It shows the story of the human journey from the end of the Pliocene to the beginning of the Holocene, ending at the Bronze Age. Learn More
  6. Maria Montessori Centenary Card Set

    Maria Montessori Centenary Card Set - A 100 year historical retrospective

    Ten picture/story cards celebrate Montessori’s life and work in beautifully reproduced photographs in collaboration with AMI/USA. Place and date labels; short related facts. Learn More
  7. Simple Stopwatch

    Simple Stopwatch - From Learning Resources

    A functional, uncomplicated timepiece the youngest child can operate independently: 1 green “go” button, 1 red “stop” button, and 1 yellow “clear” button. Very easy to use. Rugged, plastic housing; breakaway cord. Learn More
    In Stock
  8. Classic Judy® Clock

    Classic Judy® Clock - Geared clock to help children learn time from Carson Dellosa

    The most popular classroom clock ever to help children learn to tell time. The Judy Clock has movable hands and large, clear hour numbers on the face. Grasp the knob on the minute hand to turn it and watch the visible, working gears simultaneously move the hour hand. Children clearly see that turning the minute hand one complete revolution causes the hour hand to move forward one hour. Learn More
    In Stock
  9. Just A Second

    Just A Second - A different way to look at time by Steven Jenkins

    Award-winning author/illustrator Steve Jenkins impresses us with this unique presentation of time and history that can serve as a springboard for a child’s own exploration (perhaps with a stopwatch) of how much time different activities take. Hardcover, 34 pages. Learn More
    In Stock
  10. Wind-Up Tape Measure

    Wind-Up Tape Measure - 10 meter (33 feet) long tape

    This well-made, flexible coated fiberglass tape has heat-sealed markings: inches on one side and centimeters on the other. Just pull on the tape to extend it, then wind it back up. Plastic casing, metal crank. 33 ft. Learn More
    In Stock

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