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How should children describe what is a plus sign? 


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Children can describe a plus sign as a symbol used in various contexts, including mathematical operations and card games. In the context of the ±1nt card game, a plus sign is one of the fundamental operands used in the game, contributing to its educational and entertaining aspects . Additionally, in a study involving spatial language and memory accuracy in children, the production of spatial terms, such as describing the spatial relation between objects using speech or sign language, can influence memory accuracy . Therefore, children can learn about the plus sign through educational games like ±1nt and understand its significance in mathematical operations, potentially enhancing their memory and cognitive skills through spatial language descriptions.

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Children should describe a plus sign using spatial language to enhance memory accuracy. The modality of sign, speech, or speech-plus-gesture does not significantly affect memory accuracy in spatial tasks.
Not addressed in the paper.
Pediatric Lung Ultrasound (PLUS) is a sensitive and specific diagnostic tool for pneumonia in children, surpassing chest X-ray (CXR) accuracy, making it a preferred initial investigation in hospitalized cases.
Journal ArticleDOI
Steve Butler, Ron Graham, Richard Stong 
1 Citations
Children can understand a plus sign as a symbol used in the "insert and add" operation on natural numbers, as discussed in the paper by Butler, Graham, and Stong.
Children can describe a plus sign as a fundamental operand in the entertaining and educational card game ±1nt, which helps build math skills and confidence in a fun, multi-level setting.

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