8th grade science (TX TEKS)
Learn science using videos, articles, and TEKS-aligned practice exercises. Review the fundamentals of matter and energy, forces and motion, Earth's systems and processes, living organisms and ecosystems, and discover how all branches of science connect to explain the natural world.
12 units49 videos4 hours
Learn it live with a class on Puzzicle · Teachers: use it with your class
Unit 1: Classifying matter
Elements and compounds
Unit 2: Properties of water
Properties of water
Unit 3: Chemical reactions
Chemical changes
Chemical reactions
Unit 4: Motion and forces
Connecting motion and forces
Unit 5: Waves
Wave properties
Unit 6: Space
Unit 7: Weather systems
The Sun's energy and Earth's weather
Wind, air masses, and fronts
Unit 8: Climate change
Natural changes in climate
Human activities and climate change
The carbon cycle
Unit 9: Changes in ecosystems
Disruptions to ecosystems
Ecological succession
Biodiversity, stability, and sustainability
Unit 10: Cells, genes, and traits
Cell parts and functions
Chromosomes and genes
Genes, proteins, and traits
Unit 11: Natural selection and adaptation
Natural selection
Adaptation and the environment
Unit 12: Explore science through simulations
Introduction to simulation-based learning
Learn this with a class
With a class on Puzzicle this course runs as a timetable of live study parties: your batch watches together and answers the check-ins, sometimes with a teacher leading.
Course content © Khan Academy, used under CC BY-NC-SA. See this course on Khan Academy.