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Teacher resources · Grades 1–6

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36 results

“Life Science”

Grade 3 · Life Science

Animal & Plant Life Cycles

Build and compare life-cycle models to explain how organisms begin life, grow and change, reproduce, and eventually die while offspring begin a new generation.

46 min · ~10 min prep · 6 materials

Grade 1 · Life Science

Animal Body Parts & Functions

Observe external animal parts, connect each structure to a useful function, gather simple evidence, and use one animal idea in a simple design.

35 min · ~8 min prep · 6 materials

Grade 1 · Life Science

Animal Tracks & Signs: What Clues Show an Animal Was Here?

Study safe prepared clues such as tracks, feathers, feeding marks, and nests to make careful claims about animal activity without needing to see the animal.

40 min · ~10 min prep · 5 materials

Grade 1 · Life Science

Biomimicry: Design Like Plants & Animals

Notice how plant and animal structures do useful jobs. Then use one useful job to build and test a simple solution.

38 min · ~10 min prep · 7 materials

Grade 1 · Life Science

Camouflage & Animal Survival: How Colors and Patterns Help Animals Hide

Compare animals with their surroundings, look for color and pattern matches, and use evidence from a simple spotting test to explain how camouflage can make an animal harder to see.

38 min · ~10 min prep · 5 materials

Grade 1 · Life Science

How Parents and Young Help Each Other

Use picture and text media to find patterns in observable behaviors between animal parents and young.

35 min · ~8 min prep · 3 materials

Grade 1 · Life Science

Living vs. Nonliving Things

Compare familiar examples and use patterns of needs, growth, and reproduction to tell living things from nonliving things without relying on movement alone.

35 min · ~8 min prep · 5 materials

Grade 1 · Life Science

Nocturnal & Diurnal Animals: Who Is Active When?

Use repeated picture observations to compare animals active mostly in daylight with animals active mostly at night, then use time-of-day evidence to identify an activity pattern.

37 min · ~8 min prep · 4 materials

Grade 1 · Life Science

Plant Parts & Their Jobs: Roots, Stems, Leaves & Flowers

Look closely at a whole plant, connect roots, stems, leaves, flowers, and fruits to useful jobs, then use observations from a simple stem-water investigation as evidence.

38 min · ~10 min prep · 6 materials

Grade 1 · Life Science

Plants Respond to Light: Which Way Will a Plant Grow?

Use a sequence of plant observations to notice that a growing plant can bend toward a light source, then plan a simple fair test that changes only the direction of light.

37 min · ~10 min prep · 5 materials

Grade 1 · Life Science

Seed to Seedling: How Germination Begins

Observe bean seeds over several days, compare damp and dry setups, and use visible changes to explain what helps germination begin.

40 min · ~12 min prep · 7 materials

Grade 1 · Life Science

The Five Senses: How We Observe the World

Use sight, hearing, touch, smell, and taste as safe sources of information, and practice telling an observation from a guess.

35 min · ~8 min prep · 5 materials

Grade 1 · Life Science

Young Plants & Animals: Like Their Parents

Look closely at animal and plant families. Young living things can share traits with their parents and still be different in some ways.

38 min · ~8 min prep · 4 materials

Grade 2 · Life Science

Habitats & Biodiversity

Observe two habitat scenes, record the different kinds of plants and animals you find, and compare the variety shown by the two records.

40 min · ~10 min prep · 4 materials

Grade 2 · Life Science

Pollination & Seed Dispersal

Observe what moves, test a seed model, and explain how pollen and seeds travel in different ways.

42 min · ~8 min prep · 6 materials

Grade 2 · Life Science

What Do Plants Need to Grow?

Plan and carry out a simple investigation to determine whether plants need sunlight and water to grow.

40 min · ~10 min prep · 6 materials

Grade 3 · Life Science

Adaptations & Survival in Habitats

Use repeated camouflage data and organism-needs evidence to build a calibrated habitat-survival argument.

45 min · ~10 min prep · 3 materials

Grade 3 · Life Science

Animal Classification: Vertebrates & Invertebrates

Use body-structure evidence to classify animals as vertebrates or invertebrates and then compare familiar groups such as mammals, birds, insects, arachnids, mollusks, and crustaceans.

45 min · ~10 min prep · 4 materials

Grade 3 · Life Science

Changing Habitats: When a Need Is Missing

Use organism-and-resource evidence to explain why the same habitat change can help some organisms, challenge others, and make survival impossible for others.

50 min · ~12 min prep · 6 materials

Grade 3 · Life Science

Inherited Traits & Variation

Use plant and animal data to find inherited-trait patterns, variation among similar organisms, and evidence that environmental conditions can influence how traits develop.

45 min · ~8 min prep · 5 materials

Grade 3 · Life Science

Why Animals Live in Groups

Analyze repeated observations and build an argument about how some animal groups can help members survive.

45 min · ~8 min prep · 4 materials

Grade 4 · Life Science

Ecosystem Modeling: What Happens When One Population Changes?

Build and revise a simple ecosystem model, then use evidence to predict how a change in one population can affect connected organisms.

50 min · ~10 min prep · 5 materials

Grade 4 · Life Science

Instinct vs. Learned Behavior: How Animals Respond

Compare animal behaviors that appear without training with behaviors shaped by experience, practice, or learning.

45 min · ~8 min prep · 3 materials

Grade 4 · Life Science

Plant & Animal Structures: Form Fits Function

Use diagrams and evidence to explain how internal and external structures help plants and animals survive, grow, behave, and reproduce.

50 min · ~10 min prep · 5 materials

Grade 4 · Life Science

Senses, Brain & Responses

Construct and repair visual and sound information-pathway models.

50 min · ~8 min prep · 2 materials

Grade 5 · Life Science

Finger & Muscle Model: How Do Pulling Structures Move Joints?

Build and test a finger model to explain how bones, joints, tendons, and muscles work together to produce bending and straightening.

55 min · ~15 min prep · 7 materials

Grade 5 · Life Science

Food Webs: Matter & Energy in Ecosystems

Build and read food webs to trace how matter and food energy move through an ecosystem. Use arrows carefully and make predictions from direct feeding relationships.

55 min · ~10 min prep · 7 materials

Grade 5 · Life Science

Microorganisms: Helpful, Harmful & Decomposers

Use microscope images, role evidence, and decomposition models to compare bacteria, yeast, molds, and other microorganisms as decomposers, helpful organisms, or harmful organisms.

55 min · ~12 min prep · 5 materials

Grade 5 · Life Science

Where Does Plant Growth Come From?

Use mass evidence and models to argue that plant-growth materials come chiefly from air and water.

55 min · ~8 min prep · 4 materials

Grade 6 · Life Science

Cell Structure & Function

Use microscope observations and cell models to explain how cell structures support the jobs a cell must do, then compare evidence from plant and animal cells.

52 min · ~12 min prep · 7 materials

Grade 6 · Life Science

DNA, Genes & Chromosomes: How Traits Are Inherited

Model how genes are organized on chromosomes, compare sexual and asexual inheritance, and explain conceptually how mutations can alter proteins and affect traits.

55 min · ~12 min prep · 5 materials

Grade 6 · Life Science

Ecosystem Interactions & Resource Availability

Analyze aligned organism, resource, and population records while keeping explanations calibrated to the evidence.

55 min · ~12 min prep · 5 materials

Grade 6 · Life Science

Ecosystem Relationships: Competition, Predation & Mutualism

Compare evidence from woodland, tide-pool and desert examples to identify and predict recurring ecological interaction patterns across different ecosystems.

55 min · ~10 min prep · 4 materials

Grade 6 · Life Science

Human Body Systems: Cells to Organ Systems

Use organization models and prepared data to explain how cells form tissues and organs and how human body subsystems interact.

55 min · ~10 min prep · 6 materials

Grade 6 · Life Science

Inside Cells: Food Molecules & Usable Energy

Use a cell-level particle model to explain how organisms rearrange food matter and transfer energy for life processes without creating atoms or energy.

55 min · ~12 min prep · 5 materials

Grade 6 · Life Science

Natural Selection: Why Some Traits Become More Common

Investigate how inherited variation can affect the chance of surviving and reproducing in a particular environment, using fictional population evidence rather than an individual choosing to change.

55 min · ~12 min prep · 4 materials