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Education Concept Tracker

A prerequisite knowledge graph of 1590 learning concepts across 8subjects. Track what you've mastered and see exactly what you're ready to learn next — the topics whose prerequisites you've already met. Built on the Marble Open Skill Taxonomy.

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Why seasons change

Science · Space Systems & Earth's History · conceptual

Make observations at different times of year to relate the amount of daylight to the time of year, noticing longer days in summer and shorter days in winter

What mastery looks like

  • Describe the pattern: more daylight hours in summer, fewer in winter
  • Compare sunrise/sunset times at different points in the year
  • Relate amount of daylight to seasonal changes in weather and nature

Check your understanding

Has Why seasons change noticed that it's still light at bedtime in summer but dark much earlier in winter, and can they explain this pattern?