Learn // Topics
All topics
265 to 288 of 812 topics
By subject and area, youngest first
Science // Ecosystems & Habitats
Reducing Human ImpactCommunicate solutions that will reduce the impact of humans on the land, water, air, and other living things in the local environment
Ages 5 to 6ConceptScience // Ecosystems & Habitats
Living, Dead & Never AliveExplore and compare the differences between things that are living, dead, and things that have never been alive
Ages 6 to 7ConceptScience // Ecosystems & Habitats
Habitats & Basic NeedsIdentify that most living things live in habitats to which they are suited and describe how habitats provide for basic needs and how organisms depend on each…
Ages 6 to 8ConceptScience // Ecosystems & Habitats
Simple Food ChainsDescribe how animals obtain their food from plants and other animals, using the idea of a simple food chain, and identify different sources of food
Ages 6 to 7ConceptScience // Ecosystems & Habitats
Local Plants & AnimalsIdentify and name a variety of plants and animals in their habitats, including microhabitats such as under a log or in a pond
Ages 6 to 8ConceptScience // Ecosystems & Habitats
Changing EnvironmentsRecognise that environments can change and that this can sometimes pose dangers and challenges to living things
Ages 8 to 9ConceptScience // Ecosystems & Habitats
Food Chains & Energy TransferConstruct and interpret food chains identifying producers, predators, and prey, and understand energy transfer between trophic levels
Ages 8 to 9ConceptScience // Ecosystems & Habitats
Grouping Living ThingsRecognise that living things can be grouped in a variety of ways based on observable features
Ages 8 to 9ConceptScience // Ecosystems & Habitats
Animal Groups & SurvivalConstruct an argument that some animals form groups that help members survive, such as herds, packs, or colonies
Ages 8 to 9ConceptScience // Ecosystems & Habitats
Animal Life CyclesDescribe differences in the life cycles of mammals, amphibians, insects, and birds, comparing metamorphosis with direct development
Ages 9 to 10ConceptScience // Ecosystems & Habitats
Plant & Animal ReproductionDescribe the life process of reproduction in some plants and animals, including sexual and asexual reproduction in plants
Ages 9 to 10ConceptScience // Ecosystems & Habitats
Matter Cycling in EcosystemsDevelop a model to describe the movement of matter among plants, animals, decomposers, and the environment in an ecosystem
Ages 10 to 11ConceptScience // Ecosystems & Habitats
Classifying OrganismsDescribe how living things are classified into broad groups (micro-organisms, plants, animals) according to common observable characteristics, similarities, and…
Ages 10 to 11ConceptScience // Ecosystems & Habitats
Communities Protecting ResourcesObtain and combine information about ways individual communities use science ideas to protect the Earth's resources and environment
Ages 10 to 11ConceptScience // Ecosystems & Habitats
Food Webs & InterdependenceConstruct and interpret food webs showing the interdependence of organisms in an ecosystem, explaining how a change in one population affects others
Ages 11 to 12ConceptScience // Ecosystems & Habitats
Pollination & Pollinator DeclineExplain the importance of insect pollination for plant reproduction and human food security, and discuss the consequences of pollinator decline
Ages 11 to 12ConceptScience // Ecosystems & Habitats
Energy Loss Between LevelsExplain how energy is transferred between trophic levels in a food chain, why energy is lost at each stage, and use pyramids of biomass/numbers to represent…
Ages 11 to 12ConceptScience // Ecosystems & Habitats
The Water CycleDescribe the water cycle, tracing water through evaporation, condensation, precipitation, surface runoff, and transpiration in plants, explaining how the sun…
Ages 11 to 12ConceptScience // Ecosystems & Habitats
Extinction & Rapid ChangeExplain how environmental change can outpace a species' ability to adapt through natural selection, leading to extinction, using historical and contemporary…
Ages 12 to 14ConceptScience // Ecosystems & Habitats
The Carbon CycleDescribe the carbon cycle, tracing carbon through photosynthesis, respiration, feeding, decomposition, and combustion, and explain the role of each process
Ages 12 to 13ConceptScience // Ecosystems & Habitats
How Natural Selection WorksExplain natural selection as the mechanism of evolution: heritable variation + competition for resources + differential survival and reproduction = change in…
Ages 12 to 14ConceptScience // Ecosystems & Habitats
Evidence for EvolutionDescribe the main types of evidence for evolution: the fossil record (change over time), comparative anatomy (homologous structures), and the geographic…
Ages 12 to 14ConceptScience // Ecosystems & Habitats
Species Distribution & ChangeExplain how environmental change (climate change, habitat loss, pollution) affects the distribution of species, including range shifts, local extinction, and…
Ages 12 to 13ConceptScience // Ecosystems & Habitats
Variation in SpeciesExplain variation within and between species, distinguishing between continuous variation (e.g. height) and discontinuous variation (e.g. blood group), and…
Ages 12 to 13Concept