Curated OER
Coffee Cooling
Students explore the factors that affect how long coffee stays hot. They develop a question and a testable hypothesis for one factor such as initial temperature or size of opening of the container. Then they design and conduct an...
Curated OER
Friction Force
Students investigate friction force on a variety of objects such as bricks and cardboard boxes. They use a force probe to collect data on the changes in force required to drag the objects across a variety of surface types.
Curated OER
Ice Cold
Young scholars design and conduct an experiment to investigate what happens when salt and ice come together and to determine if one form of salt is better for melting ice on steps and sidewalks.
Curated OER
Rate of Solvation
Pupils test factors that may affect the rate at which sugar dissolve in water. They conduct two studies: One is to test the effect of temperature on the rate of solvation and the other is to test a factor which Students come up with...
Curated OER
Snell's Law
Students determine whether the index of refraction of sample of Corn Syrup meets Federal standards. This task assess students' abilities to explain the procedures for investigation, plan for recording and organizing observations and...
Curated OER
The effectiveness of Antacids
Students design and conduct a scientific experiment to test which of four antacids would be most effective for neutralizing acids. They rank the antacids in order from most effective to least effective and explain how they determined...
Curated OER
Hydrated Salt
Students plan, design, and carry out an experiment to determine an empirical formula for a hydrated salt X that tell students when all the water has been removed from hydrate crystals.
Curated OER
Catalase Enzyme
High schoolers design and conduct an experiment to test their ideas about how to speed up or slow down the rate of an enzyme-catalyzed reaction. They have access to an array of physical and chemical factors that might influence enzyme...
Curated OER
Car Wash
Learners determine the most appropriate site for a car wash, based on each site's soil characteristics (chemical, physical) and topographic features. They perform an experiment to determine the changes to three different soil types when...
Curated OER
That's the Way the Ball Bounces
High schoolers investigate and compare the bouncing ability of the materials from which four different balls are made. They determine which material performs the best for use as a basketball. After collecting data in a small group they...
Curated OER
Coat Caper
Learners examine pollen and fibers taken from a garment. They analyze pollen from new hybrids and compare it to the samples from the garment then make individual conclusions concerning the specific historical authenticity of the garment.
Curated OER
The Nutritional Content of Food
Learners are given three unknown samples and must perform two chemical tests in order to determine if the samples contains protein and/or starch. Students work with corrosive or toxic reagents.
Curated OER
Apply Scientific Inquiry and Scientific Habits of Mind
Students review the components of the scientific inquiry method. In groups, they develop hypothesis on a variety of different topics and design an investigation or experiment to test it. They share their conclusions with the class and...
Curated OER
Help Wanted: A Lighting Engineer For Popular Rock Group
Students are assigned to groups, and determine each member's role in the group. They will design an experiment to determine a way to produce the three primary and five secondary colors. Students discuss color and mood. They listen to a...
Curated OER
Ants In Motion
Students brainstorm ants and their characteristics in a class discussion. They observe the ants and answer question pertaining to their behavior; then they apply the scientific method in creating and investigating a problem.
Curated OER
Plants
Learners illustrate the major parts of a plant, classify some plant foods we eat as roots, stems, leaves, flowers, fruits and seeds. They also name some animals that use seeds, leaves, and fruit for food.
Curated OER
Great Gravity, Batman!
Eleventh graders are introduced to the effect of gravity on plant growth. They describe the major processes and mechanisms by which plants grow, develop, and supply various products, including energy and nutrition, needed by other...
Curated OER
Population Density
Students use the scientific method to conduct an experiment and use varied methods to gather background information. They correctly use lab equipment and prepare tables and graphs that organize, conclude, and present their findings. ...
Curated OER
How Many Drops?
Students conduct a simple test to determine how many drops of each of three liquids can be placed on a penny before spilling over. They come up with an explanation for their observations about different amounts of liquids a penny can hold.
Curated OER
Selecting Soil For a Sports Field
In this science activity, learners take part in a laboratory exploration looking at different types of soil. The soil is evaluated in order to fill the role of becoming a sports field.
Curated OER
What is Biology?
For this biology worksheet, students review the characteristics of life and the scientific method. This worksheet has 19 fill in the blank, 6 matching, and 2 short answer questions.
Curated OER
Acceptance Sampling
In this algebra instructional activity, pupils sample food and identify acceptance sampling. They create specific plans to meet specific situations as they sample the food. There are 6 questions.
Curated OER
Leaf Pack Study
Students conduct an experiment using leaf packs. In this leaf lesson students complete an activity in groups and complete a handout.
Curated OER
Critter Encounter Chart
Learners record data found at an assigned web site. In this data collection lesson, students access an assigned web site in order to complete a data chart about animals they see. They travel to different sections of the web site to find...