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Yeast Cells and their Environment
Students study the scientific method and explore how to design an experiment. In this investigative instructional activity students explore and hypothesis an experiment then carry it out to find the results.
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Swingers
Students investigate the motion of a swinging pendulum. They experiment with a pendulum to find out why it might swing at different speeds at different times.
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Which Tape is Stickiest?
Students conduct an experiment to determine which style of tape will stick the best. In this controlled experiment lesson, students predict which tape will stick best to a marble that rolls over it, then they conduct the experiment...
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Sequence Alignment
High schoolers explore the uses of sequence alignment. In this DNA lesson students complete several experiments on sequencing and algorithms.
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Exothermic Reactions
High schoolers experiment, observe, measure, and analyze what occurs during an exothermic reaction. They safely design an experiment, control variables, and properly dispose of materials.
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Watching Crystals Grow
Students observe crystal growth of Epsom salts and the variables that hinder or help their nucleation and growth. They illustrate a series of drawings/pictures as the crystals grow. They look for the different shapes they form as well...
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Investigating the Biosphere With Planetary Models
Students create a biosphere using the computer program SImEarth. They work in small groups to create "Daisyworld" in which they model aspects of the Gaia hypothesis. They form a question to answer and choose variables to investigate in...
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Making an Electromagnet
Students explore electromagnetic forces. For 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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Does turnip curling always cause friction?
Third graders become familiar with the effects of force through curling. In this turnip curling lesson, 3rd graders experiment with a turnip curling stone on various surfaces. Students are assess with a new variable and observation...
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Water Lesson Plan
Young scholars discuss the importance of water in our daily lives. In this physics lesson, students calculate the pressure of water tower systems. They investigate the effect of certain variables using a computer simulation.
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Current Thinking About Magnets
Students construct their own magnet and wire device. In this inquiry lesson, students investigate the factors affecting the strength of magnetic forces. They manipulate different variable to determine their effect.
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Shells and Subshells
Students explore how to show evidence of subshells and electron filling on the visual scale. They examine subshell filling and evaluate unknowns based on the atomic emission spectrum. Students design an experiment to identify colors of...
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States of Matter
Students explore the states of water. In this physical science lesson, students use ice and dry ice to observe the changes in the state of matter. Students record the results.
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Does Size Matter?
Students explore chemical solutions. In this chemistry lesson, students investigate the relationship between three related experiments about solutions. Students determine variables that affect the chemical concentration of each solution.
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Starch and Sugar Testing 2
Students design and conduct an experiment to determine which of three solutions contain starch or sugar. This task assess students' ability to make simple observations, design simple experiments, utilize indicators, and make generalized...
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Peat Pots
Students place a peat pot in water to observe and calculate the rate of capillarity in a model of a soil. This task assesses students' abilities to make simple observations, collect, record, and represent data, use a data table to...
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Using the Scientific Method
Students practice using the scientific method. For this scientific processes lesson, students read and discuss the main parts of the scientific method. Students plan how they would conduct an experiment using the scientific method.
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Unknown Liquids
Students must design and conduct an experiment to determine which unknown liquid has a greater density based on basic information about the liquids and containers. Students are given specific materials to work with.
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Friction of a Block Weight
Fifth graders hypothesize and design an experiment to study the relationship between a block weight and the number of washers it takes to pull a block across various surfaces. Students graph results and apply their findings to a...
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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...
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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. ...
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A Cup of Sound
Students study sound and how it is created. In this sound waves lesson students complete a lab activity that shows students the variables that affect sound.
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Water-holding Capacity of Earth Materials
Students 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...
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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...