Biomes -- Part 1

Water may appear to be crystal clear, but there could be dissolved substances present. Lab groups make a one-part-per-million of a food coloring solution to demonstrate this concept. As part of an outstanding unit about water, this...

Plants provide a variety of delicious foods essential for human survival. In the fourth lesson of this series on food science, young scientists investigate common fruits, vegetables, and grains in order to determine which plant part is...

A critical look into the structure and function of ecosystems is here for young learners as a series of lessons and worksheet activities. Topics covered include land-based and marine ecosystems, connections to the water cycle, food webs,...

Trace pollutants through the environment in the seventh lesson of this series on the science of food. Looking at a picture of the plants and animals in an aquatic ecosystem, learners use dot stickers to represent harmful chemicals as...

How is a movie theater like a desert biome? Compare systems to ecosystems with a set of activities that focuses on accessing multiple intelligences and building upon knowledge. As learners discuss the ways elements of an ecosystem depend...

Explore the impact of wildfires with a reading passage about ecosystems. Pupils read the passage and respond to five questions related to the content of the text.

All of the species in our world are part of what is called a trophic level. Basically, it determines an organism's position in the food chain. Introduce your learners to the basic levels and have them identify more organisms that could...

Students obtain remote sensing data to compare and contrast global biomass data with global temperature data.

Smithsonian Education presents Contrasts in Blue: Life on the Caribbean Coral Reef and the Rocky Coast of Maine. Teachers can download this comprehensive teaching package in which learners explore two marine ecosystems, the coral reefs...

A eloquent narrative and unique animation expound on the megafauna and megaflora that once dominated the planet and helped keep ecosystems in balance. Is there anything that can be done to undo the damage we've done? The speaker proposes...