Trophic Pyramids of Living Things

Learning material introduces us the way of life and nature.

• Shows trophic levels of living things in pyramid diagram.

• Consists of various creatures in diverse ecosystems; rainforest, river, sea, desert, the South Pole.

• Describes trophic levels; tertiary consumers, secondary consumers, primary consumers, producers, and decomposers.

• Summarizes ecological relationships in a handy diagram.

• Vocabulary in Thai-English.

• Beautiful design and illustrations.

• Suitable for junior high school students age 12-14 years

• Can be used as learning material and house decoration.