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Peer reviewedThompson, Ian – Mathematics in School, 1981
A distinction is made between estimation and checking, and an analysis of standard errors made on calculators when pupils are checking answers is given. (MP)
Descriptors: Calculators, Computation, Elementary Secondary Education, Error of Measurement
Peer reviewedHaigh, Gordon; Bailey, Andy – Mathematics in School, 1986
Three games in which the calculator plays an important facilitating role are presented. It promotes a "guess then adjust your guess" strategy. The games are described within the context of elementary, junior high, and secondary classrooms. (MNS)
Descriptors: Calculators, Educational Games, Elementary Secondary Education, Learning Activities
Peer reviewedBidwell, James K. – Mathematics in School, 1982
Some functions on digits of positive integers are presented as possible sources for useful investigations by students, particularly through the use of calculators and computers or in the writing of small proofs. The material is designed to encourage students to conduct their own investigations. (MP)
Descriptors: Calculators, Computers, Discovery Learning, Instructional Materials
