Creative Chemistry
Displacement Reactions of the Halogens
During this lab activity, chemists discover the reactivities of chlorine, bromine, and iodine as examples of the halogens. They use a displacement reaction as a test by adding other compounds and observing for a color change. The lab...
Creative Chemistry
Simple Calorimetry to Find the Enthalpy of Combustion of Alcohols
Accomplished chemistry learners set up a calorimeter and measured the energy released by various alcohols: methanol, ethanol, and either propanol or butanol. Lab masters will first need to design their tables for recording data. Consider...
Curated OER
Finding the Formula of Magnesium Oxide
Rather than simply matching up the ionic charges on paper, this exercise gets chemists into the lab to determine the chemical formula for magnesium oxide! If a known amount of magnesium is used, an oxidation reaction results in this...
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
Displacement Reactions of Metals
Chemistry stars experiment with metals to observe reactivity with salt solutions. They test magnesium, zinc, iron, and copper by immersing them into different solutions and observing for changes. A separate set of data tables is...
PBS
NOVA Evolution Lab Game
Many scholars study phylogenetic trees without understanding how they are made. Through an online game, young scientists use the given data to create phylogenetic trees of increasing complexity. They rely on the trees they create to...
PBS
NOVA Evolution Lab Lesson Plan
It doesn't matter if you look on land, in the air, underground, or in water—evolution is everywhere. Scholars complete worksheets with multiple question types as they progress through six online missions creating phylogenic trees.
PBS
NOVA Sun Lab Lesson Plan
Looking for a sun-sational multi-lesson plan full of videos, simulations, and discussion? Introduce your young scientists to all things solar with a four-part hands-on adventure. Pupils learn the basics of solar anatomy, space weather,...
Curated OER
Fossil Fuels (Part I), The Geology of Oil
Junior geologists work through three mini-lessons that familiarize them with the formation and location of fossil fuels. Part one involves reading about petroleum and where it comes from via a thorough set of handouts. A lab activity...
eGFI
Crystal Study
Diamonds are a girl's best friend! Crystal labs can be a science teacher's best friend because watching crystals develop is fascinating, and it results in such a pretty product! This activity is unique because the crystals are grown...
Curated OER
Staying Grounded with Gravity: A Science Exploration Trail
What a great idea for scientific inquiry. This lab was intended for use as children explored a college campus, but it could be used anywhere. They go to three different places on campus and conduct a simple experiment that shows an...
Creative Chemistry
Displacement Reaction of the Halogens
This publisher has put out some terrific laboratory activities for your aspiring chemists! This edition uses displacement reactions to develop a reactivity series for three halogens. Not only do they explore the reactivity of bromine,...
Creative Chemistry
Comparing the Degree of Unsaturation of Margarine with that of Butter
Is butter better? In terms of saturation, young chemists find out! Using titration methods, they will compare the degree of saturation of butter with that of margarine. Knowing the unsaturation, they can make conclusions about the...
Curated OER
Enzymes Help Us Digest Food ~ Introduction to Sugars and Enzymes
After an explanatory introduction to sugars and enzyme activity, biochemists discover whether lactase is needed to digest lactose, sucrose, and milk as a whole. High school science lab skills are required for these investigations.
Curated OER
Alcoholic Fermentation in Yeast
Biology classes will bubble with excitement as they complete this assignment. Beginning with an informative overview of cellular respiration and fermentation processes, the highlight comes as an experiment in determining the rate of...
Curated OER
Diffusion across a Selectively Permeable Membrane
Lab groups fill a section of dialysis tubing with glucose and starch solutions and suspend it in a water bath. They use iodine as a starch indicator and a glucose test strip to find out if either of the materials crossed the selectively...
Curated OER
Barn Owl Pellet Lab
In this lab worksheet, students dissect a barn owl pellet then identify the different small animals found in the owl pellet. Using class data they calculate percentage present as well as complete 8 post lab questions.
Curated OER
Bacteria Lab I: Preparing Agar Plates and Culturing Bacteria
Bacteriologists prepare their own agar plates and culture bacteria on them. The procedures for both tasks are delineated, and questions are posed, but no materials list is printed. Also, the exact amounts of water and nutrient agar are...
Curated OER
Unit 0 Review - Measurement Lab Equipment
Review questions like these can be used in your biology, chemistry, physics, or earth science classes! They assess scientists' understanding of laboratory measurement tools including graduated cylinders, thermometers, and balances. They...
UT Southwestern
Osmosis Demonstration Lab
Even though they were written for upper-level high schoolers or college pupils, the labs herein are possible to use even in middle school. In the activity, kids observe osmosis in both potatoes and elodea plants, then record and graph...
Curated OER
Fall-5 The Scientific Method Midterm Progress - Biology Teaching Thesis
Students use the scientific method explicitly and independently to solve a problem/answer a question. They are able to write complete and comprehensive lab protocol that helps answer a question and use appropriate grammar and writing...
Curated OER
Gas Law Investigation
Investigators collect the carbon dioxide produced when an antacid tablet is activated and identify what alteration produced the most gas. They also collect the gas in a buret in order to practice precision. Then they choose between two...
Learning Games Lab
The pH Scale and Meter Calibration
What are the different ways to test for pH? First, scholars explore the pH scale and a common way to test for acidity and alkalinity. Then, they learn about the importance of pH in food safety and why variance in pH could potentially...
Santa Monica College
Flame Tests of Metal Cations
Scientists used flame tests to identify elements long before the invention of emission spectroscopy. Young chemists observe a flame test of five metal cations in the fourth lesson of an 11-part series. Individuals then work...
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