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Are Enzymes Specific for Their Substrates?
Students discover enzyme to substrate specificity. The experiment uses samples of glucose and lactose in combination with the enzyme lactase. Students observe the reaction between the lactose and the lactase; the lack of a reaction...
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Gene Regulation Mechanisms
Students explore the control of expression of DNA into proteins which is divided into two main categories: transcriptional and post-transcriptional. They construct examples of the control mechanisms and discuss disease processes that...
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Born of Blood
Students define attributes of human chromosomes and match them to make a human karyotype. In this investigative lesson students demonstrate how traits are encoded in genes found on chromosomes.
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Planetary Orbits
Middle schoolers explore space science by completing a solar system identification worksheet. In this planets lesson, students discuss the different planets in our star system and identify their traits. Middle schoolers complete an...
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DNA Extraction
Learners participate in a lab activity in which they extract DNA from a strawberry. After mashing the strawberry into an even, smooth puree inside a bag, they add extraction buffer and mix the strawberry with the buffer. They filter...
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DNA Extraction
Young scholars extract the DNA from a strawberry. In this DNA technology lesson, students describe what they think DNA looks like. They use a procedure to isolate and extract the DNA from a strawberry.
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What a Waste!
Fourth graders explore the kidney, bladder, and function of the excretory (urinary) system.
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Mass vs. Weight
Students explore physical science by conducting a measurement experiment. In this mass lesson, students identify the differences between mass and weight and define a list of other vocabulary terms. Students utilize electronic scales and...
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Where Do I Belong?
Tenth graders study the diversity of life in the world. They classify and sketch organisms into the 6 kingdoms.
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Similes, Metaphors, and Personification
Eighth graders explore figurative language, specifically focusing on similes, metaphors and personification. They work on the web to identify poems that demonstrate simile, metaphor, and personification, then analyze how it enhances...
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The Functions of the Heart
Students explore the function of the human heart. In this heart anatomy lesson, students participate in activities offered at an Internet website to discover the characteristics and jobs of the parts of the human heart.
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Multiplication and Exponents
Students write values as both standard and exponential forms. In this exponential form lesson, students solve multiplication of exponents problems. Both application and drill and practice formats are presented.
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GMOs: Should We Grow Them?
Students examine the ethics of biotechnology and genetically modifying various organisms. They complete various activities and labs on GMOs and then write a position paper regarding their individual opinions on the subject.
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Living and Non-Living
Fourth graders are divided into small groups and collect 4 objects from the playground. They take 5 to 10 minutes to classify their groups and discuss their findings including the terms "living" and "non-living". As a class they discuss...
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Genetics
Students explain the difference between dominant and recessive genes, identify what causes differences in the traits of parents and their offspring, and explain how sex is determined. They will also improve their reading and...
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Introduction to Elementary Circuits
Students explore how a circuit works and create a circuit to use energy from a battery to light a bulb. In this introduction to circuits lesson, the students study the parts of a circuit and have a class discussion of what would happen...
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Food Web Relationships
In this food web worksheet, students create a food web matrix and answer short answer questions about the food chain according to the matrix. Students complete 7 short answer questions.
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The Skeleton Within
Fourth graders explore the bones, joints, and other attributes of the skeletal system.
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You Have Nerve!
Fourth graders investigate the nervous system and how it communicates messages to and from the brain.
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DNA replication
Students write an essay on the basic steps of the DNA replication process accurately enough to show a complete understanding of the subject. Finally, student correctly identify the polarity of the template strand and match the correct...
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Genome: The Secret of How Life Works
Students explain how DNA directs the production of proteins.
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Flowing Electrons
Learners act out different types of circuits, and create their own circuits using wire, a bulb, a battery and a switch.
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Systems Working Together
Fourth graders practice reading in the content areas (science) in order to explore the interdependence of the body systems. They answer written questions after reading.
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