Solve real world problems with addition and subtraction within 1,000. Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Use visual models and place ...

Many school districts and policymakers are stepping up efforts to teach students the skills they need to be prepared for the jobs of the future. One big area of focus is STEM. Jobs in science, ...

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The designers for Monte Vista Elementary School’s proposed outdoor classroom had some key questions to answer: What materials could they use while staying under the district’s $10,000 budget? How much ...