Curated OER
Plasmolysis in Elodea Plant Cells
Students microscopically observe various subcellular components. They determine the effects of different salt solutions on Elodea plant cells. They detect the presence of chloroplasts, cell walls, and cell membranes of Elodea.
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Dissolved Oxygen in an Aquatic Ecosystem
Students explain why dissolved oxygen is important in aquatic ecosystems. They evaluate the optimal dissolved oxygen levels for living organisms.
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Science: Bees: An Interdisciplinary Approach
Students investigate the world of bees and describe their characteristics. by identifying the bees' parts, they demonstrate how these parts function. In the lab, students dissect bees and view the various parts under microscopes. ...
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Pond Water Survey
Students identify and describe various organisms living in a pond water environment. They describe the characteristics of living things. Students compare and contrast organisms created by asexual reproduction and sexual reproduction....
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Mini-Ponds
In this mini pond worksheet, students create a mini-pond ecosystem with soil, water, and plant life. Students let their ecosystem sit for a day and they observe a sample the next day. Students identify all the pond water microorganisms...
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Organisms that Glow
In this bioluminescence worksheet, students read about various organisms that glow on land and in the sea. They answer three critical thinking questions after reading about these chemical reactions.
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Eutrophication Experiments
Observe two different water samples and write down observations. Write a paragraph which predicts the relative amounts of nutrients, nitrates, and phosphates in the water samples. Compare water samples under a microscope.
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CSI Podcasts
Learners investigate crime scene scenarios to meet standards. In this crime scene scenario lesson, students gather background information during the first week. They investigate topics such as mammals, genetics, bacteria, or fungi. They...
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Cell Project
Young scholars investigate cells. They discover what cells are, where they are found, what they do and what they are made of. They construct a giant cell that is posted on the bulletin board.
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Hopping For Candy
Students explore recipes online for different types of candy, and simulate process of making candy to explain how candy makers rely on varied temperatures and basic chemistry to produce perfect sweets.
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Extreme Flashlight Tag
Fifth graders view a Powerpoint show about reflecting light. They experiment through a reflection simulation on the internet. Students complete the activity by using mirrors and light to complete send light to a specified spot.
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Comparative Embryology Using Japanese Medaka Fish
Learners conduct an experiment to control the breeding of Japanese Medaka fish. They collect the fertilized eggs and view and record the fish's embryological development daily to compare the stages to human development.
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Why is a salt marsh important?
Learners discuss the salt marsh. They define the following terms: habitat, water, land and air. Students work in small groups. They are asked why are they going to a salt marsh? Learners discuss whose habitat is it at the salt marsh.
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Producers -- Focus on Trees
Students examine the needs of trees and plants. In this forest ecosystem lesson students use seedlings to investigate the basic necessities of plants. They discuss the consequences of these basic needs not being met.
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Nature's Recycling Program
Students identify what materials make up compost. In this science of recycling instructional activity, students explain the benefits of composting determine how compost is a good plant fertilizer.
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Butterfly Round-Up
Students classify the characteristics of butterflies and moths moths. In this life cycle instructional activity, students identify butterflies and moths common in the state of Iowa as well as their characteristics. Students then...
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Lab Report Template
Students write a paragraph (complete sentences) which explains what they did in the lab.
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Tree Friends
Students are introduced to tree structure and use. They identify their special tree using all senses except sight. Students identify six different internal parts within a cross section of tree trunk (bark, phloem, xylem, cambium,...
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An Introduction to 'Opae 'ula
Students examine the 'opae 'ula. In this science lesson, students observe a live specimen and identify the major body parts. Students construct habitat jars and observe the 'opae 'ula behaviors.
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Word Structure-Prefix and Suffix
Students identify the common prefixes and suffixes used in the English language. They dissect a word into its various (root, prefix, suffix) parts and use a dictionary to determine the proper usage and derivation of each word part. ...
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Limu in Your Lunch
Students explore various types of algae found in Hawaii. For this science lesson, students research species of the three types of limu and identify various uses. Students explore products that contain limu.
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Out and About: Minibeasts
Students get up close and personal with invertebrates. For this mini-beasts lesson, students may visit the Natural History Museum, the Bramley Frith Education Centre, the Edinburgh Butterfly and Insect World online or in-person to...
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Light and Vision
In this light and vision worksheet, students will review the characteristics of light including how the eyes use light to see. This worksheet has 9 fill in the blank, 8 true or false, 9 multiple choice, and 1 short answer question.
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Sorting
Students explore how books are sorted in a library. In this sorting lesson, students play a game where they have to fill the shelves with books that share a common theme. Students compare this game to a real library. Students discuss how...