Interactive
Curated OER

Educational Subjects

For Students 2nd - 5th
In this interactive vocabulary worksheet, students read the description of educational subjects and select the subject which the sentence is describing. There are 10 questions to complete.
Interactive
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SAT Practice Test

For Students 10th - 12th
In this online, interactive worksheet, students solve ten SAT preparation problems in 12 minutes. The problems vary in difficulty and content.
Lesson Plan
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Periodic Table of Elements

For Teachers 8th - 10th
Beginning chemists examine a collection of elements and compounds as they are introduced to the periodic table. The lesson plan is not cohesive and does not provide detailed instructions on how to teach it. However, it does includes a...
Lesson Plan
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The Frog Experiment

For Teachers 5th - 8th
Your science class reads a silly story in which a mad scientist makes absurd conclusions about an experiment that he conducted. One at a time, he cuts off a frog's leg and commands it to jump. With three, two, and one leg, the frog...
Lesson Plan
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Atoms: The Building Block of Matter

For Teachers 9th - 12th
High schoolers examine how scientific theories are developed. In this matter lesson plan, students explore the basic idea of quantum theory. They create a timeline of scientists, their contributions, and discoveries.
Lesson Plan
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Carbon: Structure Matters

For Teachers 9th - 12th
Young scholars read the Who We Are Section on Calfee Designs Webpage and discuss carbon usage. They work in pairs to look up the minerals diamond and graphite then create a chart on the properties of each mineral then compare how they...
Lesson Plan
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Tread Lightly: Where We Stand

For Teachers 6th - 10th
Learners explore the concept of ecological footprints. In this environmental stewardship lesson, students calculate their ecological footprints and consider how to reduce them.
Lesson Plan
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Time Signifiers - Past or Present Perfect?

For Teachers 6th - 8th
Students refine their usage of past simple or present perfect. After a lecture/demo, students work in pairs and utilize a worksheet imbedded in this plan to help them gain practice with time signifiers.
Lesson Plan
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Nutrition and Food Science

For Teachers 9th - 12th
High schoolers examine the causes and symptoms of food-borne illnesses and ways to prevent them.  In this nutrition lesson students work in teams to investigate a type of food-borne illness and present a scenario about it. 
Lesson Plan
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A Walk in the Woods

For Teachers 8th
Eighth graders observe and identify the different levels of the forest.  In this forest zones lesson students observe, identify and name a variety of forest components and describe how humans impact the forest ecosystem. 
Unit Plan
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Legends of the Fifth

For Teachers 5th
Students explore the the legends and myths of the Orient, Africa, Europe, Asia, and the Americas in this six lessons unit. Different cultures and belief systems of the inhabitants of these areas are examined through storytelling techniques.
Lesson Plan
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In Country: An Integrated Look at the Vietnam War

For Teachers 9th - 12th
High schoolers explore aspects of the Vietnam War and how it relates to the heritage of America. In an attempt to understand the level of involvement, students analyze statistics from the Vietnam war. High schoolers watch a video, read a...
Lesson Plan
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Cave Formation Age Estimation

For Teachers 8th - 12th
Students investigate growth rates of flowstone formations. They view a virtual field trip and discuss how flowstones form. They observe the cave fieldtrip and predict the growth rate for a cave formation. They graph growth rates and...
Lesson Plan
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Periodic Table of Elements

For Teachers 6th - 8th
Students use reference skills to locate information about the periodic table. They identify elements by name, atomic number, atomic mass, symbol and properties. Students use mathematical processes to find the number of protons,electrons...
Worksheet
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Basic Subtraction Facts

For Students 4th - 6th
In this basic subtraction facts worksheet, students problem solve and calculate the answers to twenty subtraction equations. Students double-check their answers with their classmates.
Worksheet
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Frankenstein Activity Worksheet and Progress Test

For Students 7th - 12th
In this Frankenstein activity and progress test worksheet, students respond to a total of 19 short answer, multiple choice, matching, and fill-in-the-blank questions pertaining to Frankenstein.
Lesson Plan
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Natural Inquirer Scientific Process Module

For Teachers 5th - 9th
Young scholars investigate the attributes of scientists. In this scientific process lesson, students participate in a classroom activity that requires them to describe the jobs of scientists. Young scholars discuss their findings. 
Worksheet
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Logic Puzzle: Who Teaches What?

For Students 8th - 10th
In this logic puzzle, students determine who teaches what using 14 clues.  The answers are listed at the bottom of the page.
Interactive
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Looking For Patterns of Likes and Dislikes

For Students 7th - 12th
In this pattern worksheet, students determine why a "friend" likes or dislikes certain things.  Students are presented with a list of likes and dislikes.
Lesson Plan
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The Baltic Sea

For Teachers 7th - 11th
Students study the Baltic Sea and the bordering countries.  For this environmental lesson students study changes in environment and develop a sustainable future. 
Organizer
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Narrowing a Topic Worksheet

For Students 10th - Higher Ed
In this narrowing a topic worksheet, students complete a chart in which they begin with a broad topic and narrow it down to a subtopic that interests them. Students then create a topic statement for their subtopic.
Worksheet
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Cloud Seeding

For Students 6th - 9th
In this rain learning exercise, students read about how clouds are seeded to produce rain and the substances used for cloud seeding. Then students complete 3 short answer questions.
Lesson Plan
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Modeling the Process of Mining Silicon Through a Single Displacement/Redox Reaction

For Teachers 9th - 12th
Students study silicon and where it comes from.  In this solar mining lesson students complete an Internet search of mining and a lab activity. 
Lesson Plan
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Metal Composition & the U.S. Mint

For Teachers 9th - 11th
Learners study the meaning, symbolism, and value of U.S. coins, especially the quarter. Theyresearch why in 1965 the U.S. Mint decided to change the metal composition of the quarter to copper coated with nickel. In addition, they perform...