Teach Engineering
Life Cycles
Breathe some life into product design. Pupils learn about the stages of product creation, use, and disposal—sometimes called a cradle-to-grave assessment. They see how this cycle relates to the life cycle of organisms.
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...
Cornell Lab of Ornithology
Life In A Nest: Exploring Life Cycles With Bird Cams
Why read about it when you can watch it happen? Bird cams make it possible for learners to experience the life cycle of a bird in real time! An engaging set of lessons provides activities to connect their learning to bird cam...
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
Life Cycle of Trees
Turn your students into young tree-tectives with this fun science investigation into the life of trees. To begin, a class volunteer gets dressed up in a tree costume as the different parts of trees are introduced. Then, the class learns...
Curated OER
What Is Natural?
Your junior highers will learn about which objects are natural and classify objects as abiotic or biotic. Your class will trace human products to their natural resources using matter cycles and then create their own definition of nature.
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
Ecological Cycles Part 1
Knowing about the hydrologic cycle is the first step to understanding the carbon cycle. Upper graders discuss the earth's water content, polar ice caps, and the concept of the ecological cycle as it applies to carbon, nitrogen, and other...
California Academy of Science
Carbon Cycle Role Play
Anytime you make concepts clear with role playing or hands-on experience, it's a win for the whole class. Ping-Pong balls are used to represent carbon in a carbon cycle role-play activity. In small groups, children first discuss what...
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
Agriculture is a Cycle
Learners explore cycles in nature. In this cross curriculum agriculture lesson, students define "cycle" and research weather and planting folklore. Learners make a bracelet in which individual colored beads represent the many "cycles" of...
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...
Curated OER
Carbon Cycles
Middle schoolers examine the carbon cycle and how carbon atoms travel through it. In this energy cycles lesson students describe how human activities affect the carbon cycle.
California Academy of Science
Composting: A Scientific Investigation: California Academy of Sciences
Garbage, recycle, compost: Does it really matter where we put our trash once we are done? By making detailed observations over seven weeks, kids will see which materials break down naturally to become a healthy part of the soil, and...
Curated OER
Plot the Planets
Students identify and explain natural cycles and patterns in the solar system. They write short reports about the solar system. Students plot the order of the planets in a colorful diagram. They use Crayola Gel Markers to add a colorful...
Curated OER
A Science Experiment With Crayfish
A crayfish can lead to a science experiment involving habitats, animal behavior, and anatomy..
Science 4 Inquiry
Carbon and Climate
The carbon cycle is natural and has happened for millions of years, so can humans change it? Young scientists play the role of carbon as they travel through the carbon cycle. They complete two rounds, once before the industrial...
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
Floods and Flash Floods
Junior geologists, hydrologists, or meteorologists simulate what happens during the flooding of a river and demonstrate factors that contribute to flash flooding. This outstanding resource provides a vocabulary list, online resources,...
Curated OER
Where in the world is the Hydra Electron?
Walk your class through the journey water takes once it leaves your kitchen sink, all the way through the water cycle. Demonstrations support your lecture. This plan is thoroughly written, but ideally you would follow it up with water...
Curated OER
Go To The Head of the Cloud
Students pretend they are water droplets traveling through the water cycle. Using their text, they discover the steps in the cycle and the different paths water can take. They write a report about their journey through the water cycle...
Curated OER
Youth Activity: How People Get Their Water Reservoirs: "Holding Tanks" for Drinking Water
Students experience and participate in "Riding the Water Cycle" with this lesson. They explore, analyze and study the role of reservoirs in maintaining a reliable supply of drinking water. Each student constructs a model of a reservoir.
University of Minnesota
Manduca sexta: Caterpillar Dissection
Caterpillars have an amazing, yet tough job to perform in their short lives — eat much, avoid predators, and try not to let all those comments about being the unattractive stage of the life cycle get to them. How do they handle it all?...
Curated OER
Water Cycle and Its Movement in the Soil
Students are introduced to the water cycle and water movement in soil. In this water cycle lesson plan, students explore how water moves through the water cycle and discuss water sources, natural reservoirs, soil infiltration rates and...