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Tag: RightStart Mathematics

Dr. Cotter on Development

The terms development or developmentally appropriate are frequently used, but finding good definitions is difficult. A dictionary defines develop as growing and becoming more mature or advanced. We see physical

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Dr. Cotter on Technology

People had been seeking simpler ways to perform calculations for centuries. Engineers, until the 1960s, used slide rules, a hand-operated mechanical calculator. It is

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Dr. Cotter on Measurements

Measurement is an application of math that is an important part of everyday life. We measure length, area, volume, mass (weight), temperature, time, angles,

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