A pair of complex sentences, drawn from a New York Times article about a police writing class, are punctuated differently with commas and semicolons. There's only one question, but it's a good one to press your grammarians to increase...

Practice makes proficient! Here, scholars practice their ratio skills to convert measurements while cooking. Nine problems make up a nine-page document equipped with clear instructions and advice for successful completion while working...

Students are engaged in discussing air quality through hands-on demonstrations using balloons, sealed jars, and toy cars. Students conduct a home radon test to measure their air quality.

Third graders review the importance of good study habits as a skill necessary for success in school. They focus on their goals and discuss how this would help to improve grades. They determine how much an F weighs their grade down.

Third graders examine healthy eating habits by identifying the food pyramid.  In this personal health lesson, 3rd graders discuss their own eating habits and how there should be a variety of foods in all diets.  Students...