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Which low-cost tools lie at the simple end of the technology spectrum?

AOnly computers with large screens
BGeo boards, abacus and geometry boxes
COnly costly software for the classroom
DOnly virtual reality headset sets
Answer & Solution
Correct answer: B. Geo boards, abacus and geometry boxes
1. The paper describes a spectrum, with calculators and computers at one end and notebooks and blackboards at the other. 2. Graph paper, geo boards, abacus and geometry boxes are crucial aids in between. 3. Graphing calculators and computers are costly for most children. _Source: NCERT National Focus Group Position Paper on Teaching of Mathematics, 5.1.3 Use of technology_
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