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...
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Maple Syrup
Students explore maple syrup. In this natural resources instructional activity, students identify a maple tree in their neighborhood and observe the sap. Students sample maple products and create a graph of the taste-testing results.
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Fall Leaves Fall! Lesson Plan
Students discover facts about leaves. In this early childhood lesson plan, students identify different types of leaves, and make predictions about which types of leaves they think they will find in their community. Students collect...
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EarTwiggle
In this counting leaves worksheet, students assist EarTwiggle in counting all the leaves found within a piece of art and then place their answer in the box provided at the lower right hand corner.
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Paper Bag Skits
Students discover math measurements by creating a skit with classmates. In this geometry lesson, students utilize objects in a paper bag and index cards to create a short skit focusing on debate over the size of the objects. Students...
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Where Does the Green Go?
Students investigate why green leaves change colors in the fall. They press leaves and write a poem, create a chlorophyll leaf print, take a nature walk, and create a leaf shape poster.
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Redwood Trees: How Tall?
Students practice measuring the height of redwood trees. On a group walk, they observe the height of various trees and identify the species. In groups, they use their geometry skills and other techniques to measure the tree and determine...