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Design Project: Audio Power Amplifier
In this audio power amplifier worksheet, students answer five questions about class A amplifiers, sound pressure, crossover distortion, and amplifier design.
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Growing plants
Students explore plants and recognize that they are living things that require light and water to grow; students identify, name and match the parts of plants.
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Friction
Students explore friction as a force that slows moving objects, explain conclusions in terms of the roughness or smoothness of surfaces, relate results to predictions, and begin to know how to plan a fair test.
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Health and growth
Learners examine ways for people to stay healthy, such as exercising and eating right.
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Earth, Sun, and Moon
Students participate in a demonstration and complete an online activity that illustrates the earth orbits the sun once a year, and that the moon takes approximately 28 days to orbit the earth.
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Teeth and Eating
Students examine pictures of different animals and decide if they eat meat and/or plants. They inspect models of pairs of upper and lower teeth and discuss which teeth are most useful for cutting grass and tearing meat.
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Rocks and Soils
Learners compare the properties of rocks and relate these properties to their use. They perform a virtual experiment to describe and group rocks on the basis of their characteristics.
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Ourselves
Students identify the main parts of the human body. They point to various parts of their own body, cut out pictures of humans and animals and sort them into the two categories, discuss the differences between animals and humans, and...
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Habitats
Students complete food chains for organisms in three environments. They use copies of the Habitat worksheet. Students review the food chain terms with the teacher. They research related food chains, and interlink these to form a food...
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Micro-Organisms
Learners investigate micro-organisms with an on line activity. In this micro-organism on line lesson plan, students identify bacteria, viruses and fungi projected onto a white board. Learners work in groups and use a computer and an on...
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Interdependence and Adaptation
Fifth graders construct a food web to illustrate how animals and plants are interdependent. In this interdependence lesson plan, 5th graders identify how consumers, producers, herbivores, carnivores and predators are related in a...
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Reversible and irreversible changes
Students experiment with solids and liquids to find which solids will dissolve in water. This dissolution and mixtures lesson can be completed online or in class as all materials are connected to the lesson plan for both settings.
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Sorting and Using Materials
Students explore materials and their properties. In this matter lesson, students identify objects and describe their properties. Students test and sort materials using an interactive whiteboard, followed by a group discussion of what was...
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Friction
Students compare and contrast the movement of objects on different surfaces, experimenting with friction and forces of motion. This friction lesson has numerous online tools including worksheets and virtual activities; the option is also...
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How We See Things
Students investigate how mirrors reflect light. In this reflection lesson, students draw the path of the light reflected from a mirror. Students construct a list of objects that are light sources.
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A Salt and Battery
In this battery activity, students read about oxidation-reduction reactions and voltaic cells. They are given a diagram of an electrochemical cell and they answer four questions using the cell. They also identify the anode given two...
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Technology: Koo Koo for Clocks
Third graders design and make clocks compiling a materials list, creating adesign portfolio, and recording progress in a daily log. After making a full-size drawing of their clocks and with the assistance of high school technology...
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Junkyard Wars-Investigating More Electromagnets
Fourth graders conduct an investigation in order to determine a way to change the strength of an electromagnet's magnetic force. After conducting "control" lifts with their electromagnet, groups make initial changes, record data, and...
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I, Robot: Chapter Four- Catch That Rabbit
Sixth graders explore the development of technology in the 20th century. In this chapter lesson, 6th graders read and discuss the literary content of chapter four, I, Robot by Isaac Asimov. They research the technology that was...
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Making an Electromagnet
Students explore electromagnetic forces. In this electromagnetic lesson, students construct a working electromagnet and conduct a series of experiments to see what increases the strength of an electromagnet.
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Examining a Microchip
In this computer technology lesson students investigate silicon microchips. Students explore microchip technology using a microscope. Lesson contains hands on investigations.
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"Who Am I?" - Quiz #2
In this "Who Am I?" quiz activity, students examine the 12 clues regarding noteworthy scientists born between 1452 and 1951. Students identify the scientists and click on links to check their answers.
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Ohm's Law
Students explore Ohm's Law. Following given instructions, students build a physical model of a conductor. They observe a relationship between the current, voltage and resistance in a conductor. After experiments, students explain the...