Grade: First Grade Standard: S1CS3. Students will use tools and instruments for observing, measuring, and manipulating objects in scientific activities. Objective: Students will use various nonstandard units of measurement to determine the best unit for measuring odd shaped objects. Materials: Odd shaped objects for measuring such as plastic animals, balls, rocks for each group Nonstandard measuring units such as string, sticks, hands, small counters or coins for each group 1 copy of record keeping page Procedure: 1. Show students video clips from Australia 2. Put students in groups of 2-4 depending on the amount of materials you have (grouping should be mixed ability levels) 3. Each student has a job: hold object for measuring, record keeper, and measurer 4. Ask students what the scientists in the video were doing to the turtles. They should answer: measuring,
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