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Peer reviewedRisden, Gladys – Education, 1978
Parents should stop teaching preschoolers to say "one, two, three, four" and challenge them to see and think groups. School administrators, teachers, teachers of teachers, and textbook writers should pitch that number line in the trash and allow students to learn how to learn by thinking groups. (Author/JC)
Descriptors: Change Strategies, Concept Formation, Early Childhood Education, Mathematical Concepts
Peer reviewedCohn-Jones, L.; Seim, R. – American Journal of Mental Deficiency, 1978
The role of mental age (MA) and visual-perceptual ability in number concept development was examined with 48 nonretarded and retarded children from regular school settings. (Author)
Descriptors: Exceptional Child Research, Intelligence Differences, Mental Retardation, Number Concepts
Peer reviewedFabre, Ted; And Others – American Journal of Mental Deficiency, 1978
Twenty nonconserving retarded adults were assigned to equated training and control groups (n=10 in each group). (Author)
Descriptors: Adults, Conservation (Concept), Exceptional Child Research, Mental Retardation
Peer reviewedLogan, Henrietta L. – Arithmetic Teacher, 1978
A six-step method of teaching subtraction by renaming is presented, using money as the learning vehicle. (MP)
Descriptors: Algorithms, Elementary Education, Elementary School Mathematics, Instruction
Peer reviewedScheuer, Donald W., Jr. – Arithmetic Teacher, 1978
Greatest common factor and least common multiple are the concepts used to play this game that has football as its basis. Rules and examples are given. (MP)
Descriptors: Elementary School Mathematics, Elementary Secondary Education, Games, Instruction
Peer reviewedRoss, Joan – Mathematics Teacher, 1978
The operation of rounding is shown to lead into an investigation of an abstract mathematical system. Properties of the system are discussed and graphs of the rounding function are drawn. Some questions for discussion are given. (MP)
Descriptors: Algebra, Discovery Learning, Graphs, Instruction
Beidler, John – Creative Computing, 1978
Computer programs for solving alphametics are discussed. A fortran program for solving a general additive alphametic is given. (MP)
Descriptors: Computer Programs, Computers, Games, Instruction
Peer reviewedHersee, John – Mathematics in School, 1978
A broad definition of numeracy is suggested that involves the use of mathematical knowledge. (MP)
Descriptors: Definitions, Elementary Secondary Education, Instruction, Mathematical Concepts
Costello, Scott H. – Calculators/Computers Magazine, 1978
A computer program is given that will guess any number between 1 and 1,000,000 in no more than 20 guesses. Suggestions and materials for related instruction are included. (MP)
Descriptors: Computer Programs, Computers, Instruction, Instructional Materials
Goodson, Bobby – Calculators/Computers Magazine, 1978
Suggestions are given for using the calculator in junior high classrooms. Square roots, factoring, and percentages are some topics discussed. A worksheet is included. (MP)
Descriptors: Calculators, Computation, Instruction, Number Concepts
Zimmermann, Mark – Calculators/Computers Magazine, 1978
Algorithms for generating random numbers are discussed along with disadvantages. A program for a programable calculator is given that overcomes those disadvantages. (MP)
Descriptors: Algorithms, Calculators, Computation, Fractions
Macdonald-Ross, Michael – AV Communication Review, 1977
Types of presentations for quantitative data are defined and illustrated, and their attributes are discussed with recommendations of formats for specific purposes. (Author/STS)
Descriptors: Charts, Educational Research, Graphs, Illustrations
Gardner, Martin – Scientific American, 1978
Discusses the fraction system developed by the ancient Egyptians. Includes puzzles and number-theory problems. (MA)
Descriptors: Algorithms, Ancient History, Concept Formation, Fractions
Tollefson, Irene – Pointer, 1977
A teacher describes an activity designed to help children understand the number concepts of the basic addition facts with sums of 11 or greater. (CL)
Descriptors: Addition, Elementary Secondary Education, General Education, Learning Activities
Peer reviewedHansen, Rodney T.; Avital, Shmuel – International Journal of Mathematical Education in Science and Technology, 1976
This paper discusses several applications of combinational mathematics to social situations and problems in the social sciences. (SD)
Descriptors: College Mathematics, Graphs, Higher Education, Mathematical Applications
