Can You Lift 100 Kilograms? The Lesson Research Cycle

A video by the Lesson Study Group at Mills College. Description: This video follows the Lesson Study process of a group of grade 5 and 6 teachers at a public elementary school in Tokyo. The teachers plan a unit and research lesson on levers, teach the lesson to a...

How Many Seats? Excerpts from a Lesson Study Cycle

A video by the Lesson Study Group at Mills College. Description: This video shows excerpts from a Lesson Study cycle that occurred during a 10-day summer workshop on Lesson Study and algebra. During the first days of the workshop, teachers solve and discuss algebra...

Decimals

Overview In this resource, we discuss the teaching and learning of decimals. We consider important similarities and differences between decimals and fractions, qualities of our base-ten number system to emphasize when teaching decimals, and considerations for...

Measurement

Overview In this resource, we discuss the teaching and learning of measurement. We highlight important aspects of teaching measurement topics to children and address the main stages of understanding that students go through when learning what it means to measure a...
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