Computer Science Unplugged
The Muddy City—Minimal Spanning Trees
What is the most efficient way to ensure everyone is connected? Individual pupils determine the least expensive route to pave roads in a fictional city. In doing so, they learn to find the minimal spanning tree for the situation. They...
Curated OER
Paper Trees
Pupils use a brown paper bag to create their own paper trees. They rip the bag at the top to create the branches and then glue pieces of green tissue paper to make the leaves.
Forest Foundation
The Nature of Trees
Young botanists examine the different parts of tress and then draw parallels between the functions of these parts and the function of parts of the human body.
Curated OER
Methuselah Tree
Learners examine how scientists determine the age of living and non-living trees. They simulate the role of a tree-ring scientist, crossdating tree-ring samples and determining which sample is the oldest and the age of the samples.
Curated OER
Our Friends the Trees
Students explore trees and learn about their importance to the environment. In this tree study instructional activity, students work in groups to complete a tree survey, a map for the survey, and several worksheets about the tree topics....
Macmillan Education
Christmas: #SadTree
Christmas trees can be as large and elaborate as the tree in Rockefeller Center, or as small and understated as Charlie Brown's tree in A Charlie Brown Christmas. But where did the tradition of Christmas trees come from? An engaging...
Curated OER
Aging of Trees
Students examine tree rings to determine its age. In this tree ring lesson plan, students examine core tree samples, identify the tree rings, and then determine its age. Students complete a worksheet, deciding which of the two core...
Curated OER
Data-gathering Activities Relating to Trees in Their Environment
Students gather data relating to trees in their environment. In this biology lesson plan, students determine heights of trees and their ages. A canopy map will indicate optimal growing areas for the tree.
Curated OER
Tree Identification
High schoolers list four ways to identify trees. In this tree identification instructional activity, students use tree identification techniques such as leafs, bark, wood grain, soil type, and climate to create tables and graphs.
Curated OER
Living In a Tree
Students explore the types of animals that live in trees and discuss the adaptations and characteristics that allow them to live in trees easily.
Curated OER
Explorit's Tree Quiz
In this online interactive tree quiz worksheet, students respond to 6 questions. Students may check their answers for accuracy.
Curated OER
Art Ideas for Your Adopted Tree
Students honor an adopted tree with artwork. In this adopted tree lesson, students find a tree in their neighborhood. They follow the tree throughout the year, keep notes, draw sketches, take photos and rubbings. They make artwork...
Curated OER
Temperate Forest: Comparing Deciduous and Evergreen Trees
Students compare deciduous and evergreen trees. In this tree lesson, students list the differences between these two species of trees.
Curated OER
The Christmas Tree
Learners recognize that the Christmas tree is one symbol of Christmas, then demonstrate their ability to identify symbols. They compare the lightstock (Christmas pyramid) with the Paradise tree and apply their knowledge about the history...
Curated OER
A Tree for all Seasons
Students investigate seasons. In this environment lesson, students describe the four seasons by drawing an appropriate tree for each season.
Curated OER
A Digital Family Tree Trip Through Time
Learners research their family history by creating a family tree and using online tools. For this family tree lesson, students use bubbl.us to research their biographical information and web the data. Learners create timelines for their...
Curated OER
English Exercises: Family Tree
In this English exercises: family tree worksheet, 7th graders interactively complete the family tree with the help of 10 clues listed, using logic to determine the relationships, with immediate online feedback.
Curated OER
Using Amino Acid Sequences to Show Evolutionary Relationships
Junior biologists compare the amino acid sequences from fragments of five different globin molecules. They count the letter differences between each species pair. They construct a graphic representation of the evolutionary relationships...
Curated OER
Tree House Escape!
Students participate in a role play in which they use simple machines to do the work of retrieving their sibling from a tree which lost its ladder. They investigate how work is accomplished when an object moves in the direction of the...
Curated OER
How Old Is This Tree?
Young scholars work in pairs to determine the age of a tree using two different methods in this experiment. They collect data about how trees change over time.
Curated OER
Sustainable Forestry
High schoolers evaluate a forest for timber harvest and discuss potential impacts of logging. For this sustainable forestry lesson, they work in groups in a forested plot to choose trees to cut based on species and stem diameter and then...
Curated OER
How to Make Homework Meaningful
Enrich classroom experiences and engage young learners by assigning purposeful, student-centered homework activities.
Curated OER
Tree Friends
Students are introduced to tree structure and use. They identify their special tree using all senses except sight. Students identify six different internal parts within a cross section of tree trunk (bark, phloem, xylem, cambium,...
Curated OER
Tree Cycles
Fourth graders investigate the life cycle of a tree by researching the Internet. In this plant life lesson, 4th graders observe The Life of a Tree website and discuss the life of a tree from sprout to death. Students create a cross...