Dive into the number line. Learners play a computer game that revolves around a number line as they try to collect pearls by diving at locations on a number line. As the game progresses, dive locations change from simple whole numbers to integers, fractions, and decimals. During the bonus activity, class members create human number lines to order a set of rational numbers.

Concepts

number lines, negative numbers, fractions, decimals, equivalent, comparing fractions

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Additional Tags

math

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Instructional Ideas

• Lead a discussion on how to find negative numbers on a number line

Classroom Considerations

• Requires computers equipped with Adobe Flash or IOS
• Individuals should be comfortable placing whole numbers on the number line
• Bonus activity uses the Number Rights video

Pros

• Includes a teacher video on how to use the game within a lesson
• Contains a video with instructions on how to play the game
• Provides discussion questions to ensure the class is learning the concepts

Cons

• None

Common Core

4.NF.C.7 5.NBT.B.7 6.NS.C.5 6.NS.C.6.a 6.NS.C.7.a 6.NS.C.7.b