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Illustrative Mathematics
How Many Leaves on a Tree?
This is great go-to activity for those spring or fall days when the weather beckons your geometry class outside. Learners start with a small tree, devising strategies to accurately estimate the leaf count. They must then tackle the...
Resources for Educators
Fractions of Fun
Reinforce concepts and encourage learner engagement with a collection of math games, science experiments, and cross curricular activities. In one fun resource, learners sort objects, keep a diary of everyday fractions, play a game using...
Foundation for Water & Energy Education
How is Flowing Water an Energy Source? Activity B
Explore the world's water without leaving the classroom! For this second of three uncomplicated but wonderful activities, physical science learners feel the pressure of water. They discover that the deeper the water, the stronger the...
Rainforest Alliance
Sounds of the Rainforest
Do you hear what I hear? Encourage scholars to use their listening skills and participate in a series of activities that demonstrate how the sense of hearing is crucial to the human and animal world. Activities guide learners...
Forest Foundation
Forest Watersheds
Where does the water we use come from? To understand the concept of a watershed, class members study the water cycle and then engage in an activity that simulates a watershed.
University of Wisconsin
Conjunction Function
As part of a unit, this instructional activity familiarizes youngsters with components of a rain garden. They speculate about the role of an assigned component in contributing to a rain garden, and ultimately, in the health of the local...
North American Montessori Center
Sun and Moon Autumnal Equinox Activities
Two hands-on activities celebrate the sun and moon autumnal equinox. First, scholars create a cairn using a shoebox, flashlight, and drawing tools to view the sun's progression. Second, learners take to the kitchen to bake mooncakes...
Curated OER
Measuring Rainfall
In this activity, students will make a gauge to measure rainfall and see how much rain falls over several days.
Curated OER
Dino Fossils
Primary paleontologists discover the information they can gather from examining fossils. They place pictures in the correct sequence showing how an animal becomes a fossil. They discuss which sediments would preserve fossils better as well.
Science Buddies
Science Buddies: What Color Are the Leaves Really Turning?
Everyone loves the beautiful colors of fall, but where they come from and how they change color is a mystery. In this project, you will uncover the hidden colors of fall by separating plant pigments with paper chromatography.
Science Made Simple
Science Made Simple: Why Leaves Change Color
This is a site that offers answers to some often hard to answer questions such as why do leaves change colors. Provides an easy to understand answer to the question along with a section that students can read on their own, a puzzle,...
Other
Catch the Science Bug: Colors in a Leaf [Pdf]
Activity involves collecting leaves to compare green leaves with fall leaves that have changed color. Students will record data on an observation sheet.
Science Fun for Everyone
Science Fun: Changing of the Leaves
Learn why leaves change colors in the fall with this science experiment.
Exploratorium
Exploratorium: Science Snacks: Avalanche
In this activity, pour a salt-sand mixture into a CD case to notice how the particles separate themselves. Observe the effect known as granular convection as the smaller sand particles fall beneath the larger particles leaving a layered...