lesson
Sorting Animals with Yes-or-No Questions
Construct a branching question chart to sort and identify mystery vertebrate specimens by physical features.
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Animal Classification and Life Cycles
9 lessons
Goal
Classify vertebrates into five major groups, contrast vertebrate traits with invertebrates, and model diverse animal life cycles.
9 lessons
0 of 9 done
- Vertebrates Versus Invertebrates: Backbone ClassificationUp next
- Fish: Gills, Fins, and Scales in Aquatic EnvironmentsNot started yet
- Amphibians: Dual Lives and MetamorphosisNot started yet
- Reptiles: Scaly Skin and Shelled Eggs on LandNot started yet
- Birds: Feathers, Beaks, and Hollow Bones for FlightNot started yet
- Mammals: Fur, Live Birth, and Nursing YoungNot started yet
- Comparing Complete and Incomplete Insect MetamorphosisNot started yet
- Comparing Life Cycles of Mammals, Birds, and ReptilesNot started yet
- Sorting Animals with Yes-or-No QuestionsYou are here
Learning standards covered
OGS.3.LS.2Open Global Science Standards 2026™ · 2nd GradeObserve, classify, and compare major groups of animals and other organisms (vertebrates including fish, amphibians, reptiles, birds, mammals; invertebrates; fungi; microorganisms) based on physical characteristics, habitats, life cycles, feeding methods, and behavioral adaptations.
OGS.3.SEP.3Open Global Science Standards 2026™ · 2nd GradeRecord, sort, organize, analyze, and represent scientific data and observations using tables, drawings, symbols, words, numbers, and simple graphs, identifying patterns, cause-and-effect relationships, and mathematical comparisons between objects.