Curated OER
Water Erosion and the Effects of Earthquakes
High schoolers participate in an activity in which they simulate geological events such as earthquakes and erosion. For a fifteen to twenty minute time period, they shake a jar with 100 grams of marble chips and water. They measure the...
Curated OER
Dental Chemistry Analogy
After taking in background information on teeth, marble, eggshell, and fluoride, chemistry aces design an experiment. Their goal is to demonstrate whether or not fluoride has a similar effect on marble or eggshell as it does on tooth...
Royal Society of Chemistry
Some Reactions of Carbon Dioxide—Microscale Chemistry
Precipitation reactions are always interesting. How about one that forms a precipitate using a gas? Chemists of any age will enjoy this twist on a standard solubility lab. Partners observe the lack of interaction between sodium hydroxide...
Curated OER
Thermal Decomposition of Calcium Carbonate
In this thermal decomposition of calcium carbonate worksheet, high schoolers perform three experiments on calcium carbonate, make observations and write the equations for each reaction. Students explain in detail what happened at each...
Curated OER
Shake, Rattle and Erode
Students measure how much mass is worn away during 15-20 minutes of shaking. They shake rocks for 15-20 minutes to simulate stream erosion. Students listen to music as they shake their rocks. They weigh out 100 grams of marble chips....
Curated OER
Chemical Consequences of Burning Fossil Fuels
Future scientists are introduced to the chemical consequences of burning fossil fuels, learning that fossil fuel combustion leads to the formation of oxides of three nonmetals: carbon, nitrogen, and sulfur, all of which end up in the...
Curated OER
Chapter 12 Review, Section 3: Solutions
A neat presentation and challenging content make this solutions worksheet an ideal homework assignment for your budding chemists. Short answer and problem solving questions get them to review molarity, products, and reactants.
Nuffield Foundation
Identifying the Conditions Needed for Photosynthesis
Budding biologists often ask how scientists know what they do about different topics. In the lab described here, they have a chance to find out first-hand about the requirements for photosynthesis. Three sequential investigations are...
Nuffield Foundation
Investigating Factors Affecting the Breathing Rate of a Locust
Do animals breathe faster when given more oxygen or more carbon dioxide? Young scientists observe the respiration rates of locusts under a variety of gas concentrations to answer that very question. They collect data, analyze the...
Curated OER
Experiment on Measuring Reaction Rates
Learners investigate the rate of a chemical reaction. In this rate of reactions lesson plan, students use an electronic balance to measure the change in mass of a chemical reaction between hydrochloric acid and calcium carbonate. They...
Curated OER
Monumental Disappearance
Fourth graders compare the emissions listed on the EPA isopleths over the past five-year period for ten key states. They use this information to rank each region according to the degree of acid rain problem in those parts of the United...
Curated OER
Properties of Matter
High schoolers investigate the properties of matter. For this properties of matter lesson, students observe containers of different metals and discuss their properties including density. High schoolers find the density of an unknown...
Curated OER
Rain that Ruins
Students participate in a series of experiments to determine how acid rain contributes to the deterioration of buildings and monuments. Using common building materials, students compare the noticeable short-term affects of distilled...
Curated OER
What's In Crude Oil?
Students investigate crude oil. In this crude oil lesson, students investigate fractional distillation and use this technique to separate two liquids.
Curated OER
Introduction to the Concept of Probability
Middle and high schoolers have a clarified definition of probability, they explore about outcomes in probability and how to calculate experimental probability. They use computers to learn about probability.
Curated OER
One Hundred Things
Learners practice estimating by handling items in groups of ten. They visualize how much space 100 items, such as pennies, peas, or beans, will take up after holding 10 of them. Students measure the difference in volume between 10 and...
Utah Education Network (UEN)
Picnic Field Day
Using laminated paper cookies, get your class exploring the concept of division. Read them One Hundred Hungry Ants, by Elino R.J. Princzes, and have learners model what is happening with toy plastic ants. There are many more fun...
Curated OER
Surface Tension of Water
Students investigate surface tension, adhesion and cohesion. In this surface tension lesson plan, students complete 3 activities to better understand the concepts of surface tension, adhesion and cohesion. Students add drops of water to...
Curated OER
Mental Money
Students access prior knowledge to round numbers and add decimals. In this mental math lesson, students share the book Betcha and calculate estimates for three jars based on the book. Students calculate money answers based on coins...
Curated OER
Introduction to the Scientific Method
Students participate in an experiment and learn to record it using the scientific method. In this biodegradable plastics instructional activity, students follow the scientific method to complete an inquiry. Students complete an...
Curated OER
Ratio & Proportion for Algebra I
In this ration & proportion for Algebra I worksheet, students answer twenty-three word problems involving ratio and proportion.
Curated OER
Unexpected Answers
Students consider probability problems with unexpected and surprising answers.
Curated OER
Replacement and Probability
Students explore sampling with and without replacement. They explore the effects on the probability of drawing a desired object. Students examine probability and the difference between sampling with and without replacement.
Curated OER
Playing With Probability
Learners rotate through work stations where they compute problems of theoretical and experimental probability. In this probability lesson plan, students use simulations of a lottery system.