American Chemical Society
Forming a Precipitate
Can you mix two liquids to make a solid that is insoluble? Yes, you can, and pupils see this as the lesson uses more than one combination of liquids to form a solid. Through two teacher demonstrations and a hands-on activity,...
Kenan Fellows
Sustainability: Learning for a Lifetime – Soil
Do great gardeners really have green thumbs—or just really great soil? Environmental scholars discover what makes Earth's soil and soil quality so important through research and experimentation. Learners also develop an understanding of...
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...
Creative Chemistry
What is the Percentage of Copper in "Copper" Coins?
Whether in the UK or the US, the mass of the copper in a copper alloy penny can be determined. If you are in the US, note that on the lab sheet, a penny is identified as a "1p piece." The penny is dissolved by young chemists in nitric...
Creative Chemistry
Common Ions and Formulae of Ionic Compounds
This handout, produced in the UK, contains a chart of cations and anions. It explains how ionic compounds are formed and named. This concise and attractive handout can be helpful as a reference for your chemistry apprentices.
Curated OER
Creating Biodiesel and Mitigating Waste
Biotechnology pros produce their own biofuel using waste oil and fresh vegetable oil. They test the quality of their product using titration techniques and pH analysis. They write their observations and report their findings. Be aware...
Curated OER
Investigating Osmosis
A thorough investigation of cell transport is provided when completing the assignment. The first half requires biology class members to answer questions about diffusion and osmosis with the aid of diagrams. Then they fashion an...
Curated OER
Venus
Looking for a good worksheet to help teach about the planet Venus? This worksheet is for you! An excellent photograph of Venus accompanies three paragraphs of text. Learners answer five multiple choice questions based on what they've...
Curated OER
Mars
After reading a short excerpt about the planet named after the Roman god of war, Mars, your class will answer four comprehension questions. The activity challenges them to fold over the paper and answer the questions without referring...
Baylor College
Heart Rate and Exercise
What is the relationship among the heart, circulation, and exercise? Your class members will explore first-hand how different physical exercises affect an individual's heart rate. They will begin by learning how to measure their own...
Curated OER
Grow an Alum Crystal
What an exciting lab experiment to conduct with your high school chemistry class! Crystals are formed naturally in the environment. However, allow your blossoming chemists to create their own unique crystals using alum and...
National Wildlife Federation
I’ve Got the POWER Wind Energy Potential at Your School
The 20th lesson in a 21-part series connects the wind data and expectations of a turbine to whether such devices should be built in your area. Scholars begin with estimating the wind potential at school by using long-term climate...
Chicago Botanic Garden
Micro-GEEBITT Climate Activity
A truly hands-on and inquiry based learning activity bridges all the lessons in the series together. Beginning with a discussion on average global temperatures, young meteorologists use real-world data to analyze climate trends in order...
National Wildlife Federation
The Tide is High, but I’m Holding On… Using ICESat Data to Investigate Sea Level Rise
Based on the rate of melting observed from 2003-2007 in Greenland, it would take less than 10 minutes to fill the Dallas Cowboys' Stadium. The 17th lesson in a series of 21 has scholars use the ICESat data to understand the ice mass...
University of Georgia
What's So Special about Bottled Drinking Water?
Is artesian water designed to be better, or is it just from wells similar to those in the city of Artesium? This experiment looks at many different types of bottled waters, including artesian. Using a soap mixture, scholars test to see...
Curated OER
Kidney Structure and Function: removing intracellular waste
Your class will learn all about the function of the kidney and how it operates in animals from different habitats. The methods of absorption, filtering and excretion are detailed and pupils will learn of the different...
Curated OER
Nuclear Arithmetic
In "Nuclear Arthmetic," first-time physical scientists examine atomic structure and the periodic table of elements. The are given the formula, "N = A-Z," in which N is the number of neutrons, A is the atomic mass, and Z is the atomic...
Curated OER
Chemistry Practice
In this chemistry overview worksheet, young scholars calculated the volume of different gases and liquids given in a word problem. Students had to calculate the molecular mass and write the empirical formula and the molecular formula.
Santa Monica College
Mole Ratios and Reaction Stoichiometry
Stoichiometry sounds complicated, but it really means the study of the amount of substances involved in a reaction. The sixth lesson in an 11-part series has scholars use stoichiometry to find the theoretical yield of a reaction. Then,...
Curated OER
Earth Materials Module
This slide show progresses through a comprehensive review of the grounding principles of earth science. Get down and dirty with the details of fossil fuels! Help your geologists to have a rock solid understanding of the rock cycle. The...
Nuffield Foundation
Measuring Respiratory Quotient
How do scientists prove tiny living things respire? Young scientists build a respirometer and measure respiration rates in living creatures. By comparing the measurements of both plants and animals, they understand the similarities.
Rainforest Alliance
Forests of Guatemala
With 90 percent of its land area covered in forests, Suriname, a country in South America, contains the largest percentage of forests throughout the world. Here is an activity that brings classmates together to learn about the...
Serendip
Where Does a Plant's Mass Come From?
Where does the mass for a growing tree come from? Scholars consider a few different hypotheses and guess which is correct. They then analyze data from different experiments to understand which concepts science supports.
Curated OER
Ozark Karst: A Fragile Landform
Young geologists become familiar with the Karst Topography in the Ozark Mountains. They study how human activity has affected the cave ecosystem. They conduct a simulation in which a large development is proposed in the area, and they...