Sunlight Cal-Tech
Chromatography of Plant Pigments
Through a hands-on activity, an acetone-spinach solution is pre-made and learners use this solution to separate the pigments found in spinach using chromatography. The comprehensive resource includes an analysis and conclusion...
Southern Nevada Regional Professional Development Program
Common Core Writing Strand: The Research Paper Template for Standards 7-8
Considering a research paper for freshman and sophomores? Here's a template designed to meet the W.9-10.7 and 8 Common Core writing standards. Writers outline their research question, claims, counterarguments, support, commentary, and...
Education Development Center
Sum of Rational and Irrational is Irrational
Sometimes the indirect path is best. Scholars determine whether the sum of a rational number and an irrational number is irrational. Reading a transcript of a conversation between classmates leads to an indirect proof of this concept.
Science 4 Inquiry
An Investigative Look at Florida's Sinkholes
In May of 1981, the Winter Park Sinkhole in Florida first appeared and is now referred to as Lake Rose. Scholars learn about the causes of sinkholes through an inquiry project. Then, they analyze recent data and draw conclusions to...
California Academy of Science
Human Evolution
As the great and hilarious Tim Minchin once said, "Science is simply the word we use to describe a method of organizing our curiosity." Science is more than just a guess; it is based on questions, observations, and evidence. High...
NOAA
Mud is Mud...or is it?
We know that the type of soil varies by location, but does the seafloor sediment also vary, or is it all the same? Scholars compare photos of the seafloor from two different locations: the Savannah Scarp and the Charleston Bump. Through...
Curated OER
Indirect Proof and Inequalities in one Triangle
In this geometry worksheet, 10th graders complete an indirect proof and order the sides or angles of a triangle. Also, students determine if a triangle can have sides with the given lengths. The two page worksheet contains twelve...
Curated OER
Abraham Lincoln, the 1860 Election, and the Future of the American Union and Slavery
Students examine the political alternatives regarding the spread of slavery and the preservation of the American union facing the American people in the decade leading up to the 1860 presidential election.
Curated OER
Noncombatancy and the Seventh day Adventist Church
Upper graders investigate how the Seventh Day Adventists are objectors to the practice of war. The lesson covers the Civil War and examines the church's position about the practice of war. The research extends to modern wars and learners...
Curated OER
Slavery's Opponents and Defenders
Students explore the wide-ranging debate over American slavery and the lives of its leading opponents and defenders and the views they held about America's "peculiar institution."
Curated OER
Take the Lead — Get the Lead Out
Students research about the physiological effects of prolonged lead exposure. In this chemistry lesson, students investigate the lead content of different paint, soil and water samples. They analyze data trends and share their findings...
Curated OER
Venn Diagram and UK Basketball
Students analyze data and make inferences. In this algebra lesson, students collect and analyze data as they apply it to the real world.
Science 4 Inquiry
States and Phases of Matter
Plasma is the most common phase of matter in our universe. Scholars explore the change of energy as molecules change phases of matter. They rotate through stations, graphing the changes in energy level.
Curated OER
Lead Critical Reading
Students read opposing views on the lead contamination issue, identify the facts and opinions in each article, and infer the opinion of the author. They create an essay expressing their opinion on the issue complete with citations.
Curated OER
Avalanche And Landslide Hazards in Canada
Students explore where the natural disasters, avalanche and landslides, are most frequent in Canada and investigate their associated causes and effects. They navigate the Atlas of Canada Web site for natural hazards.
Statistics Education Web
Now You SeeIt, Now You Don't: Using SeeIt to Compare Stacked Dotplots to Boxplots
How does your data stack up? A hands-on activity asks pupils to collect a set of data by measuring their right-hand reach. Your classes then analyze their data using a free online software program and make conclusions as to the...
Teach Engineering
Design Step 4: Engineering Analysis
What is the main difference between an engineer and a technician? This is one of the driving questions in a plan that proves that analysis at every step of development is crucial to the engineering design process....
BioEd Online
Bone Structure: Hollow vs. Solid
What is meant by the phrase "form follows function?" Allow your budding biologists to discover first-hand through two activities. In the first, groups work together to discover whether a solid cylinder or an empty cylinder can support...
Curated OER
Isolated Children and their Development
Students analyze a case study. In this child development lesson, students read case studies on children who are isolated and their development. Students break into groups, read the case study, and summarize their thoughts. Students then...
K20 LEARN
Hooking Your Reader
Hook your class into inquiry-based, hands-on learning with a activity on narrative leads. Pupils research different types of hooks and decide which one to use in their own writing. Carefully scaffolded to include all learners, the...
Santa Barbara City College
Structure of a General Expository Essay
A great student reference tool and graphic organizer in one worksheet! Young writers can read a detailed description of each section of a standard five-paragraph essay before completing a graphic organized with their own writing. The...
Outdoor Learning Center
Outdoor Survival
Which of the following can you survive without for the longest time: water, food, or a positive mental attitude? The answer may surprise you. Guide learners of all ages through games, activities, and discussions about surviving in the...
Mathematics Vision Project
Geometric Figures
Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...
Illustrative Mathematics
Right Triangles Inscribed in Circles I
One of the basic properties of inscribed angles gets a triangle proof treatment in a short but detailed exercise. Leading directions take the learner through identifying characteristics of a circle and how they relate to angles and...