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- Grade Range
- 3rd - 5th
- Rating
Students develop an awareness of some of the peoples that have contributed to the development of modern arithmetic and gain a better understanding of our base 10 number system and its application to real life problems. Full Review »
- Grade Range
- 2nd - 4th
- Rating
Students use the base 3 number system to explore place value. They base their numbers on the parts of an insect. Full Review »
- Grade Range
- 5th - 8th
- Rating
Students discover the concepts of different numbering systems. They focus on binary and hexadecimal numbering. They practice using these systems to complete the lesson. Full Review »
- Grade Range
- 8th
- Rating
Students examine common number system bases that are used: decimal, binary, octa and hex. They create a presentation about one of the number systems using the internet to research the topic. They solve mathematical computations. Full Review »
- Grade Range
- 3rd
- Rating
Students examine the importance of our number system. They listen to the book, 'The Very Hungry Caterpillar,' write numbers in Mayan, Egyptian, and Roman, and demonstrate how many steps there are without using numbers in their explanation. Full Review »
- Grade Range
- 4th
- Rating
Students investigate numbers. They explore place value words and concepts and recognize patterns in the number system. Students identify a number when given a number word. They use various counters to explore place value. Full Review »
- Grade Range
- 9th
- Rating
Students listen as the teacher identifies and defines four math properties. They use manipulatives (small and large rocks) to experience non-traditional number systems. They use the "rocks and pebbles" to demonstrate the properties. This lesson contains a mini lesson for use with students to help them understand the meaning of "justify" and "counter-example." Full Review »
- Grade Range
- 1st - 3rd
- Rating
Students examine the need for standard units of measure and investigate the ancient Egyptian numbering system. They construct a 21 inch cubit measuring stick, measure and record objects in the classroom, and convert various numbers using ancient Egyptian number symbols. Full Review »
- Grade Range
- 5th - 6th
- Rating
Students work in a group to prepare a poster about a new number system. They research a variety of number systems, create new symbols for their original number system and develop a tutorial for the class. Full Review »
- Grade Range
- 4th
- Rating
Students explore characteristics of the Maya Culture and their Counting System. They compare and contrast the decimal number system and the Maya counting system. Students add and subtract numbers using the Maya counting system. Full Review »
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