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Lesson Plan
Curated OER

Tree Leaves: Determining the Characteristics They Share in Common

For Teachers 9th - 12th
Students use their basic knowledge of dendrology concepts and terms.  In this tree leaf lesson students divide into groups and determine which characteristics go with what plant. 
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Lesson Plan
Curated OER

Dendrology Scavenger Hunt

For Teachers 9th - 12th
Pupils examine leaves that are assigned to them.  In this earth science lesson students work in groups and find examples of leaves that the instructor asks for. 
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Worksheet
Curated OER

Geometry Worksheet: Angle (2)

For Students 9th - 11th
In this geometry worksheet, students find the measure of missing angles.  They identify alternate angles.  This one-page worksheet contains two problems.
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Worksheet
Curated OER

Proving Lines Parallel

For Students 10th
In this proving lines parallel learning exercise, 10th graders solve 10 different types of problems that prove that various lines are parallel to each other. First, they find the value of x so that line a is parallel to line b. Then,...
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Worksheet
Curated OER

Angles and Parallel Lines

For Students 10th
In this angles and parallel lines worksheet, 10th graders solve 12 different types of problems that include measuring various angles and parallel lines in given figures. First, they find the measure of each angle using the figure shown....