Curated OER
Drugs and Safety Precautions
Drugs can both help and harm depending on how they are used. Fifth graders complete a worksheet that provides background information on prescription drugs. They read the text and then describe why medication manufacturers label pill...
LABScI
Cell Diffusion and Permeability: The See-Thru Egg Lab
Create a model to study a microscopic phenomenon. The seventh of 12 lessons uses an egg (without its shell) to represent a cell membrane. Using different solutions, learners explore the concept of cell diffusion. They monitor...
Chymist
Esters: An Introduction to Organic Chemistry Reactions
Scratch and sniff an introduction to organic chemical reactions. A creative instructional activity has individuals study the esters commonly used in scratch-and-sniff stickers and advertisements. Following the lab procedure, scholars...
Curated OER
Effects of Nitrate and Phosphate Changes on the Growth of Algae
Learners determine the effects of an increase of the amount of nitrate and phosphate levels on the growth of algae. the development of a hypothesis is encouraged and students proceed to a conclusion based on their results.
Curated OER
Seashore Explorers
There are three separate lessons within this resource that can be used together, or that can each stand alone. In the first, five simple activities allow junior scientists to examine the amazing properties of water. In the second, they...
Curated OER
11 - The Heat Is On
Students observe physical change of melting by observing substance in original state, melting substance, allowing substance to return to original temperature, determining if substance retained its original properties, and recording results.
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
The Sun as the Driving Force of the Water Cycle
Students study the water cycle and how the sun is an important factor. In this water cycle lesson students investigate how to desalinate water and explore the different densities of fresh versus saltwater.
Curated OER
Ionic vs. Covalent Compounds Lab
In this ionic and covalent compound worksheet, students investigate the properties of three unknown substances in order to determine if they are ionic or covalent compounds. They write conclusions about their results.
Curated OER
Acids and Bases
Students use supporting evidence to predict if common household substances are acids or bases. They determine the pH of the substances and describe the results of the investigation and characteristics of each substance.
Curated OER
The Difference Between Acids and Bases Using Different Indicators
Students identify the differences between acids and bases. In this acids and bases lesson plan, students identify and distinguish between acids and bases. They use household products to test the ph levels. They test the ph levels by...
Curated OER
The Effect of Acid Rain on Limestone
Pupils investigate the pH of rain water in this earth science lesson. They collect rain water from their area and explore the pH when lime stone is added, then they will use the data collected to conjecture as to the effect of acid rain...
Curated OER
Balancing Redox Reactions
In this redox reaction learning exercise, high schoolers perform a redox titration in order to determine the number of iodide ions which react with each mole of iodate (V) ions in a solution. Students calculate their answer using a...
Curated OER
Mosquito Bytes
Students investigate mosquitoes. In this mosquito bytes lesson, students consider reasons why mosquitoes transfer disease and ways to combat them. Students read an article, discuss, and complete a quiz.
Curated OER
Chemistry Lab-Molar Volume of Gas
Students determine the molar volume of hydrogen gas. In this molar volume lesson plan, students find the molar volume of hydrogen produced in a reaction between magnesium and hydrochloric acid. They use a eudiometer to measure the volume...
Curated OER
Molecular Forces at Work: Creating Soap Bubbles
Students investigate adhesion, cohesion and surface tension. In this molecular forces lesson plan, students observe multiple demonstrations that show surface tension, the attraction of water molecules to each other and the ability of...
Curated OER
Paper Chromatography
Students investigate the pigments in Magic Markers using chromatography. In this paper chromatography lesson plan, students use absorbent paper and mark the strip with a Magic Marker. They place the strip in a solvent and observe the...
Curated OER
Making Soap
In this soap activity, students produce soap in the laboratory and test their product by washing away engine oil with their soap. Students answer four questions about tests they perform on their soap.
Curated OER
What's That Brown Fuzzy Stuff on My Plum?
Learners use Koch's Postulates to determine that a specific organism is the root cause of a specific disease and identify what Koch's Postulates are within a protocol. They describe symptoms and signs of diseased fruit and isolate fungal...
Curated OER
Necessary Nitrogen
Students view a video that presents the biogeochemical cycle of nitrogen. They compare types of soils and consider how different fertilizers affect soil composition.
Curated OER
Acid Rain Simulation
Students collect data on causes of Acid Rain. In this science lesson, students simulate the effects that produce acid rain, collect and analyze data from their samples. They relate science and statistics in this lesson.
Curated OER
From Polymers to Bioplastics: Looking Toward Finding Renewable Resources
Students investigate the properties of polymers. In this chemistry lesson, students explain the importance of energy sources. They produce a bioplastic from the lab and evaluate its structural integrity.
Curated OER
The Synthesis of Some Organic Compounds And Their Representative Structures
Students examine how to represent organic compounds three-dimensionally. They write a synthesis reaction for three demonstrations, and construct a three-dimensional structure using a molecular modeling set.
Curated OER
Identifying Organic Compounds
In this organic compound lab learning exercise, learners complete 5 pre-lab questions before testing a variety of common foods to determine which organic compound is present. Once data collection is complete and recoded, they answer 9...