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Integrate is a multi-level reading and writing series for beginner to intermediate learners of English. The series features reading passages in a variety of formats on high-interest topics linked to common academic standards. Throughout the series, learners gain familiarity with reading skills, reinforced through writing tasks. Reading comprehensio...

Important organs, body areas and systems described in straightforward language for grade school children. Presentation kept interesting by constant reference to puzzling, familiar phenomena coughing, curly hair, dental cavities, blushing, broken bones, taste areas on the tongue, baldness, puberty, reproduction. Enlivened with simple experiments chi...

When people get hungry, they eat a meal. All animals and plants need water and sustenance to survive and grow. Animals get their energy from eating food, but plants have a different method. "How Do Plants Get Food?" exposes how plants get food and make energy through photosynthesis. Real-world examples are colorfully shown with full-color photograp...