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In this problem, students investigate how to construct a simple circuit from a battery, flashlight bulb, and items that might be found in someone’s pocket. Teams of students engineer a simple flashlight using a flashlight bulb, two AA batteries, an...
Book Chapter
In this problem, students wire the lighting in a miniature house to meet preset specifications. These specifications can be altered to make the problem more or less complex. Students wire circuits with batteries, bulbs, and different numbers of switc...
Book Chapter
In this problem, students are asked to build a battery-operated, personal fan from household materials. This entails building a small electric motor. It is not expected that students will figure out how to make a motor without guidance. Electric moto...
Book Chapter
In this lesson, children will use observation skills to describe the physical features of roly-polies. They will make comparisons with other animals to identify similarities and differences to infer which animal roly-polies are most like. Assessment ...
Book Chapter
In this lesson, children will use vocabulary and drawings to represent detailed observations of crickets and use these observations as a basis for making inferences about the function of crickets’ external parts. Assessment criteria and connections...
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In this lesson, children will observe and describe characteristics of earthworms and compare them to other animals. Students will investigate how various conditions affect the earthworms. Assessment criteria and connections to standards are provided....
Book Chapter
In this lesson, children use observation skills to describe the characteristics of snails. Students will infer the role of the mucus or slime in snail movement and compare the amounts produced on different surfaces. Assessment criteria and connection...
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In this lesson, children will use vocabulary and drawings to represent detailed observations of goldfish and will use their observations as a basis for making inferences about the functions of different body parts. Assessment criteria and connections...
Book Chapter
In this lesson, children will observe and compare how different animals can be camouflaged on different surfaces and in different environments. They will discuss why animals camouflage themselves and communicate their learning through speaking, writi...
Book Chapter
In this lesson, children will observe spiderwebs to discover that spiders come in different sizes, patterns, and shapes. Children will discuss the fact that some spiders use webs to capture prey, and children will simulate the process. Assessment cri...
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In this lesson, children will experiment with different foods to determine bird preferences. Students will record and analyze data, and use the data to inform choices as they create their own bird feeders. Assessment criteria and connections to stand...
Book Chapter
In this lesson, children will observe similarities and differences among a group of seeds or beans. Students will sort the seeds or beans based on their observations. Assessment criteria and connections to standards are provided. In addition to the c...
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In this lesson, children will use their observation skills to describe the characteristics of different types of seeds that each fruit has. Children will classify fruits and seeds in different ways. Assessment criteria and connections to standards ar...
Book Chapter
In this lesson, children will make observations and comparisons of vegetables to understand that each comes from a part of a plant. Assessment criteria and connections to standards are provided. In addition to the complete lesson, this selection cont...
Book Chapter
In this lesson, children will observe and describe the physical properties of lima bean seeds and observe how the characteristics change when the seeds are soaked in water. They will observe and compare the germination of soaked and unsoaked seeds. A...