Science Ages 14-18 ● Media ready

Middle school biology

Learn biology using videos, articles, and NGSS-aligned practice. Review the fundamentals of cell biology, organism growth and reproduction, photosynthesis, cellular respiration, ecology, genetics, evolution, and natural selection.

11 units 44 lessons 34 videos 4 on CDN

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Unit 2 Cells and organisms

1 Cells and organisms Free 2 video(s) ● 3 Cell parts and functions Free 2 video(s) ● 4 Activity: Why do plants wilt when they don't get enough water? 🔒 Pro 5 Organization in the human body 🔒 Pro 1 video(s) 7 Human body systems 🔒 Pro 8 Sensory processing and the brain 🔒 Pro 1 video(s) 6 Natural and artificial selection: Unit test 🔒 Pro

Unit 3 Organism growth and reproduction

1 Sexual and asexual reproduction 🔒 Pro 1 video(s) 2 Animal behavior and offspring success 🔒 Pro 1 video(s) 4 Plant reproductive success 🔒 Pro 1 video(s) 5 Organism growth and the environment 🔒 Pro 1 video(s) 6 Activity: What causes harmful algae blooms? 🔒 Pro

Unit 4 Matter and energy in organisms

1 Photosynthesis in organisms 🔒 Pro 1 video(s) 3 Food and energy in organisms 🔒 Pro 2 video(s) 4 Activity: How can measuring cellular respiration help us reach a fitness goal? 🔒 Pro

Unit 5 Interactions in ecosystems

1 Populations, communities, and ecosystems 🔒 Pro 2 video(s) 2 Resources and population growth 🔒 Pro 1 video(s) 4 Ecological interactions 🔒 Pro 1 video(s) 5 Activity: How do limited resources impact populations that live near us? 🔒 Pro

Unit 6 Matter and energy in ecosystems

1 Photosynthesis in ecosystems 🔒 Pro 2 video(s) 2 Matter and energy in food webs 🔒 Pro 3 video(s) 3 Activity: What happens when a food web is disturbed? 🔒 Pro

Unit 7 Ecosystems and biodiversity

1 Ecosystem dynamics 🔒 Pro 2 video(s) 3 Biodiversity and ecosystem health 🔒 Pro 1 video(s) 4 Activity: What evidence can scientists use to tell if an ecosystem is healthy? 🔒 Pro 6 Humans and ecosystems 🔒 Pro

Unit 8 Inheritance and variation

1 Chromosomes 🔒 Pro 2 video(s) 3 Genes, proteins, and traits 🔒 Pro 4 Mutations 🔒 Pro 1 video(s) 6 Activity: Why do some mutations cause genetic disorders? 🔒 Pro 7 Reproduction and genetic variation 🔒 Pro 8 Activity: Why do puppies in the same litter look different? 🔒 Pro

Unit 9 Evolution

1 Evolution and common ancestry 🔒 Pro 2 video(s) 3 The fossil record 🔒 Pro 1 video(s) 5 Evidence of evolution: anatomy 🔒 Pro 1 video(s) 6 Activity: How can we use skeletons and fossils to understand whale evolution? 🔒 Pro 7 Evidence of evolution: embryology 🔒 Pro 1 video(s)

Unit 10 Natural and artificial selection

1 Natural selection 🔒 Pro 1 video(s) 3 Adaptation and environmental change 🔒 Pro 4 Artificial selection 🔒 Pro

Unit 11 Explore biology through simulations

1 Introduction to simulation-based learning 🔒 Pro 2 Explore natural selection through simulations 🔒 Pro

Unit 12 Teacher resources

1 Unit guides 🔒 Pro 2 Hands-on biology activities 🔒 Pro