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Mass vs. Weight
Why do you weigh more in space? Each individual in your class explores this question and others as they determine the mass and weight of different objects using two types of scales. They perform conversions and discuss their results,...
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The Story of Hot Springs, 1500-1900 AD
Students study the geology and hydrology of Arkansas hot springs and how they contributed to the development of the city of Hot Springs. They create advertisements for the city of Hot Springs and the therapeutic effects of the waters.
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Spring Nature Walk
Students go on a nature walk and look for specific plants and animals. They check off items they find and determine if they were a plant or an animal.
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Animals of Spring Short Answer Questions
In this animals worksheet, students answer short answer questions about different kinds of animals. Students complete 7 questions total.
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THE SCIENCE OF MUMMIES
Students explore how new advancements in technology can lead to advancements in scientific knowledge, and specifically how new technologies are advancing the study of mummies.
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Effects of Bread Sanitary Conditions on Mold Growth
Students examine fungi and where it comes from. In this mold lesson students determine the percentage of fruit juice in a fruit then identify the different types of mold.
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Galvanometers
Students construct their own galvanometer. In this physics lesson, students explain how it is used to detect electric current. They conduct an experiment to measure how much electricity flows through the circuit.
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Floor Polish Experiments
Students compare various brands of floor polishes and test their durability and appearance. In this floor polish lesson students test different polishes and check performance.
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Paper Chromatography K-12 Experiment
Students study chromatography and how they can distinguish between the different pigments in a color. In this chromatography instructional activity students separate a mixture of dyes in soluble ink then record the colors they see.
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The Influence of Carbon Dioxide on the Chemistry of Soda
Students investigate the carbon dioxide content of different sodas. In this chemistry lesson, students explain why PET containers are preferable than HDPE for soda bottles. They collect data and graph them.
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Auxin: Indole-3-Acetic Acid (AAA), A Hormone with Diverse Effects: Synthesis and Applications
High schoolers synthesize Indole-3-Acetic acid from 3-indolylacetonitrile. In this biochemistry activity, students determine the effect of different concentrations of IAA on lima beans. They explain how hormones help in plant development.
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Seed Germination on Gelatin
Students examine how seeds germinate in a culture. In this germination lesson students germinate seeds in gelatin and observe the growth of the plant.
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Density
Students determine the density of different substances. In this physical science lesson, students rank them according to their density. They discover the relationship between volume and density.
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Ice
Students examine the different propereties of ice, such as freezing temperature. In this scientific lesson students complete several activities using ice, like making ice cream.
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Density Lessons and the Oil Spill
Teachers can use the oil spill cleanup efforts as a springboard to discussions and activities related to density!
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Amphibian Spawns
Students observe tadpoles as they gradually change into adults. In this amphibian biology instructional activity, students watch tadpoles in a tank in the classroom, keep a daily record of what they observe, and chart the growth...
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Explore Your Natural Habitat
Students identify habitats and understand why they are important to our environment. In this environmental lesson students design their own habitat, observe and record data on the impact their habitat has on the environment.
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Thin Layer Chromatography (TLC) Separation of Plant Pigments - Chlorophyll, Carotene
Students use TLC separations to identify various substances. For this chlorophyll lesson students separate pigments found in different plants.
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Thin Layer Chromatography (TLC)
Middle schoolers study flavinoids and how they exist in the plant kingdom. In this pigment lesson students complete a lab activity to see how flavinoids move in substances then record their observations.
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A Very Simple Conductivity Meter
Middle schoolers investigate the hardness of different water samples using the conductivity meter. In this chemistry lesson plan, students build their own meter following specific procedures. They identify an unknown sample of water.
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Testing Water for Hardness Using Soap Bubbles K-12 Experiments & Background Information
Students examine water and what causes it to become hard. In this water activity students use the soap test and determine the mineral content and hardness of a sample of water.
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Water Sources in Cape Verde and West Africa
Young explorers study the scarcity and importance of a continuous supply of fresh water in Cape Verde. They research the five main ways that fresh water is obtained in these countries. Each research group prepares a presentation, and...
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Bugs
This is not just a worksheet, but an entire set of activities and worksheets that can accompany any unit on bugs or insects. Little learners will hone early math and literacy skills as they create mini-books, discriminate between big and...