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Weighted Averages
Weighted averages can be tricky to explain! However, this study guide makes it easy for teachers by including definitions, explanations, and breaking down problems into three steps. Includes mixture problems and uniform motion problems.
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Area and Perimeter
In this geometry learning exercise, 10th graders are given real world problems dealing with are and perimeter. They solve using the formulas for area and perimeter. There are 3 problems.
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Tangram Fractions
Students explore tangram puzzles. In this tangram fraction instructional activity, students read Grandfather Tang and then practice solving tangram puzzles. Students identify fractions of the pieces of the tangram puzzles and then create...
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Understanding Radios
Fifth graders explore ratios. Using models and real-world scenarios, they complete tables and generate comparisons. Pupils demonstrate multiple ways of writing ratios and describe the differences between ratios.
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Simple Past-Positive Sentences #2
In this simple past tense instructional activity, students use words and phrases given to form positive sentences in the given tense. Answers may be submitted online for review. ESL appropriate but not exclusive.
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Dubious Adoption Data
Young scholars analyze a graph from the New York City Administration for Children's Services that shows a significant increase in New York City adoptions after ACS was founded. They determine whether the graph supports ACS' claims and...
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Determining the Age of Fossils
High schoolers examine the concept of radioactive dating. In this radioactive dating instructional activity, students investigate how to determine the ages of fossils and rocks as they learn about half-life radioactive decay.
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Meatiest States: Graph Problem Solving
In this graph problem solving activity, students analyze a graph that shows commercial red meat production in five states. Students answer 5 word problems using the data on the graph.