Saint Louis Zoo
Introduction to Natural Selection: Darwin & Lamarck
Charles Darwin and Jean Baptiste Lamarck are credited for developing the theory of natural selection. After teaching your beginning biologists about acquired characteristics, they read the included selection and answer questions that...
It's About Time
The Nitrogen and Phosphorous Cycles
How do we affect the ecosystem, and what can we do to preserve it? Pupils explore chemicals that promote and inhibit plant growth, then discuss the importance of nitrogen and phosphorus to the survival of organisms and describe how...
Curated OER
Science Jeopardy
Wow! Review an entire semester of biology curriculum playing this Science Jeopardy game! The variety of topics is extremely broad, so you will need to review each question to find if they all apply to your course. As you find material...
Cheetah Outreach
Life Cycles
How does a cheetah life cycle differ from a human life cycle? Kids graph weight gain for humans versus cheetahs and compare other life cycle events such as gestation and life span
Curated OER
Butterfly Life Cycle
Focused little scientists will flitter their arms back and forth across the room with excitement as they learn the life cycle of a butterfly and how living things grow and change over time.
Curated OER
The Water Cycle Story
In this recognizing the vocabulary for the water cycle activity, students use the words in the word bank to fill in the blanks and complete the sentences. Students write 8 answers.
Curated OER
The Biogeochemical Cycles
The majority of this presentation is a collection of diagrams and graphs that back your lecture on biogeochemical cycles. The last few slides define ecosystems and the Gaia hypothesis. You may find these slides valuable, but will...
K-State Research and Extensions
Water
How are maps like fish? They both have scales. The chapter includes six different activities at three different levels. Scholars complete activities using natural resources, learn how to read a map, see how to make a compass rosette,...
Curated OER
Food Chains, Food Webs, Biomass Pyramids and Cycle
In this food chain worksheet, students review terms associated with food chains and food webs. Students also recall the water cycle.
Curated OER
A Model for Natural Selection- Spaghetti Worms
Does the early bird really get the worm? If so, which color of worm does it prefer? In an exciting and easy week-long field investigation, young field biologists set up a one square meter feeding area for birds. If you have a webcam,...
Curated OER
Cycles in Nature
In this nature cycle worksheet, students complete 12 word scrambles and 4 fill in the blank questions about the different cycles of nature.
Curated OER
Waterdrops Water Cycle
In this earth science worksheet, students read an article about the water cycle. Then they continue the story about the travels of a water droplet through time and space. Students also complete sentences by writing in the correct word...
University of Miami
What is it? Weathering, Erosion, or Deposition?
Just as rocks move through the rock cycle, your giddy geologists will move descriptions around until they are all in the correct category. After cutting out several types of rock movement, learners determine whether the action is...
NASA
Water Works on a Blue Planet
Keep within a water budget. Learners find out that less than 2.5% of Earth's water is available to drink—and that there is a fixed amount of water. Scholars read an interesting article comparing the available water to a game of Monopoly...
Curated OER
A Model of the Rock Cycle
In this rock cycle worksheet, students use different colored crayons to represent different types of rocks. They follow step by step procedures to model the rock cycle with the crayons. Students draw the rock cycle, show weathering,...
Journey Through the Universe
Going through a Phase
Ignore the full moon, it's just a phase. Young scholars observe and record the moon during a full cycle before learning to predict future phases. Then the instructor leads a discussion on the other solar system objects that also go...
Biology Junction
Cell Reproduction
Cycles exist throughout nature, and the cell cycle compares to a life cycle of any other living being. A worksheet and presentation discuss the concepts of cell reproduction through the cell cycle. They cover each phase individually and...
K12 Reader
The Rock Cycle
This cross-curricular reading comprehension worksheet asks kids to read a passage of the rock cycle and then to use information in the article to respond to a series of questions.
Curated OER
Hurricane and Weather Power Points
Providing a wealth of information about hurricanes, tornadoes, and other types of weather-related events, this resource could be used in the classroom in a variety of ways. A teacher could use the PowerPoints listed as a way to introduce...
Curated OER
Life Cycle: Diversity in a Balance
In this life cycle workbook, 3rd graders complete several different activities in which they analyze different invertebrates, identify arthropods, examine human biology and plants, and study natural environments. 20 different activities...
San Francisco Public Utilities Commission
What is Drought? No Rain, No Water
How can climate change affect our water supply? Have kids read a passage about the water cycle and water conservation, which includes six questions that challenge them to use context clues.
Curated OER
Terrestrial Ecosystem Response to Climate Change
An extensive investigation of the Earth's climate changes awaits your environmental science classes. This top-notch presentation begins by looking at the history of Earth's climate and then predicts the impact on each major terrestrial...
Curated OER
Rocks: Mineral Mixtures
A 22-slide set provides pretty much everything you need to teach the rock cycle except the actual specimens. All of the slides contain graphics or photographs to help describe the process, and most even have links to educational videos....
Curated OER
The Carbon Cycle
In this carbon cycle worksheet, students will read about the carbon cycle and study a diagram showing what creates carbon dioxide and what uses carbon dioxide. Students will then complete 4 short answer questions.