Math & Physical Science

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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
    EM30
  2. Electricity & Magnetic Combination Kit

    Electricity & Magnetic Combination Kit - Hands-on physical science activity

    An adventure in understanding how electricity works! Sequential activities with snap-together modular pieces that fit like a puzzle. Children can light up a light, run a fan, create sound, and experiment, too. Learn More
    $34.95
    EM502
    In Stock
  3. Physical & Chemical Changes

    Physical & Chemical Changes - From In-Print For Children

    Whether living or non-living, everything experiences change. Learning to distinguish between physical and chemical changes is an important step for further exploration of chemistry. Children sort the picture cards under labels that clearly define physical and chemical changes. Learn More
    $13.00
    EM65
    In Stock
  4. Matter & Energy

    Matter & Energy - From In-Print For Children

    Designed to direct elementary students’ observations and give them the language to express what they observe. Children match six energy sources with a description of why they are renewable or non-renewable. Learn More
    $24.00
    EM69
    In Stock
  5. Checkerboard Mat

    Checkerboard Mat - From Great Extensions

    Children in Montessori Elementary classrooms will love doing short and long multiplication of whole numbers (up to 100,000,000) on this handsome, quilted mat. Unlike hard surface checkerboards, the beads won’t roll around, a definite advantage! Learn More
    $55.00
    MA175
    In Stock
  6. Decimal Checkerboard Mat

    Decimal Checkerboard Mat

    A handmade quilted mat for upper elementary students to facilitate the multiplication of decimals. Made up of 49 squares in the hierarchical colors of green, blue, and red for whole numbers and light green, light blue, and pink for decimal numbers. Learn More
    $60.00
    MA177
    In Stock
  7. Light & Sound Energy Ball

    Light & Sound Energy Ball

    Provide a safe, dramatic, hands-on demonstration of an electrical circuit. Two exterior metal strips are the circuit terminals. Children join hands to form the circuit. Batteries included. 1½" dia. Learn More
    $5.95
    SC220
    In Stock
  8. How Do You Lift A Lion?

    How Do You Lift A Lion? - A Robert E. Wells book about simple machines

    An in-depth exploration of three simple machines people commonly use to move a heavy load, with humorous language that’s especially appealing to older children. aperback, 32 pages. Learn More
    $6.95
    SC286
    In Stock
  9. The Periodic Table of the Elements

    The Periodic Table of the Elements - From In-Print for Children

    This up-to-date and one-of-a-kind magnetic-receptive chart provides a first introduction to the periodic table. The magnetic chart identifies elements as solid, liquid, or gas at room temperature. 118 magnetic vinyl tiles show the atomic symbols and atomic numbers of the elements. Includes instructions. Learn More
    $59.95
    EM36
    In Stock
  10. Magnus Maximus

    Magnus Maximus - A Marvelous Measurer

    This delightful book explores all the myriad things that can be measured and the ways to measure them. Some are measurements of what you'd expect (like size and weight) and many are not (wetness, dryness, wobbliness, itchiness and other interesting qualities). Hardcover, 32 pages. Learn More
    $17.95
    MA126
    In Stock

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