Curated OER
Cell Energy-Colorful Respiration
Students examine the acid-base indicator, bromthymol blue (BTB), and what happens to it when you blow air into it or add plants and snails. Through an experiment, they test three different setups of BTB and record the color changes that...
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Food Safety and Quality Assurance
Students identify and interpret how milk is processed and learn important concepts in food safety and quality assurance. They identify how milk is processed, the importance of food safety, and the quality assurance process. Students also...
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Flatworms- Observations of a Live Planarian
For this flatworm worksheet, students observe a flatworm in a petri dish. Kids describe the flatwork and measure the planarian. Students complete the various charts about the movement and observations of the planarian.
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Using Irregular Verbs - Exercise 1
For this irregular verbs worksheet, learners complete twenty sentences that help them learn to identify and use irregular verbs.
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Animals of the Fire Ice
Students study ice worms and describe how they interact with other species. In this methane hydrate lesson plan students study ice worms and hydrate shrimp to learn their behavior and can participate in an optional activity.
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Mystery of the Matching Marks
Students view a Power Point and complete activities related to genetic evidence of human evolution. In this molecular evolution instructional activity, students view and discuss a provide presentation. They search for the "tell-tale...
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Natural Inquirer Scientific Process Module
Students investigate the attributes of scientists. In this scientific process lesson, students participate in a classroom activity that requires them to describe the jobs of scientists. Students discuss their findings.
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Test Tube and Water
Students convert measurements from one unit to another. In this technology lesson plan, students create their own test tubes using a computer program. They calculate mass based on density information.
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Radius, Diameter and Area
Learners identify the radius and diameter of a circle. In this geometry lesson, students calculate the volume and area of a cylinder and circle. They relate the circumference of a circle to Pi.
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Unit Circle and Triangle
Students apply the Unit Circle to solve ratios of triangles. In this geometry lesson, students derive the different ratios of a triangle using the Pythagorean Theorem. They find the angles of a unit circle using a right triangle.
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Genetic Engineering
Students examine the advantages and disadvantages of genetic engineering. In this genetics activity students simulate the genetic engineering of a human insulin gene.
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Sequence Alignment
Young scholars explore the uses of sequence alignment. In this DNA lesson students complete several experiments on sequencing and algorithms.
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Enzymes
Students explore enzymes and what can inhibit and act as a catalyst for them. In this enzymes lesson students complete experiments on enzyme properties.
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Genes
Students explore the history, inheritance and mutations of genetics. For this genetic lesson students complete experiments on DNA sequences.
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Comparative Stream Quality
Young scholars examine water quality on a nearby stream. They collect water samples and test for various factors, including any contamination from the treatment plant, and present their information in a Powerpoint presentation.
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Selecting Soil Organisms in Compost
Students conduct an experiment to demonstrate that many of the enzyme systems needed to break down society's wastes exist in nature among the decomposers in a compost pile. They culture compost bacteria on starch agar to examine the...
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Teaching Biotechnology With Models
Learners are introduced to biotechnology by using models. The teacher uses A Sourcebook of Biotechnology Activities, Rasmussen and Matheson project co directors. One of the activities in the book is: students use a scale models to very...
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Molecular Evolution in Plants
Students examine chlorophylls. They explore the absorbing pigments in a variety of plants. Through activities, students determine spectrophotometrically. They compare plant proteins from the family Brassicace to assess the level of...
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Student Investigation on the Immune System and Hemeagglutination
Students study laboratory protocol for hemagglutination experiments.
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Lost Baby
Students simulate the steps involved in creating a DNA fingerprint by the RFLP technique. They analyze RFLP patterns to determine the parentage of a missing baby.
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cDNA Sequencing By Restriction Project
Learners try to confirm the sequence of a given cDNA clone using the WWW tools and traditional restriction analysis. They grow the clone, prep the plasmid, cut the plasmid with restriction enzymes and compare their results to what was...
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Cloning of Plasmid and Spinach DNA
Students ligate fragments of genomic DNA from spinach into a vector plasmid. They perform a restriction enzyme digestion. Student use a ligated DNA molecule to transform E. coli cells. Students analyze their procedures and outcome of...
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Organs to Go...
Students explain the principles of experimental design and reinforce the steps of the scientific method. Each group of students create a "slush" type mixture to store a chicken liver.
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