An aquatic food web worksheet where students identify producers/consumers and draw energy flow arrows for a pond ecosystem.

A two-page cut-and-paste activity where students build a terrestrial food web for a forest ecosystem and draw energy flow arrows.

A visual slide deck introducing food webs, the difference between food chains and webs, and contrasting terrestrial and aquatic energy foundations.

A one-page reading passage about energy flow and trophic levels, followed by four multiple-choice comprehension questions.

A single-page teacher-facing resource providing the answer key for all student activities, including the new reading comprehension worksheet.

A comprehensive matching and identification worksheet focusing on trophic level vocabulary, including a fixed 4-level diagram lab for color-coding.

A colorful two-page cut-and-paste activity where students assemble an energy pyramid using trophic labels and specific prairie organisms.

A visual slide deck introducing energy pyramids, trophic levels (producers to tertiary consumers), and the 10% energy transfer rule.