نتایج جستجو برای: toys

تعداد نتایج: 1987  

Journal: :Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 2010
Kazuo Isama Tsuyoshi Kawakami Toshie Tsuchiya Atsuko Matsuoka

The international standard ISO 8124-3: 1997 "Safety of toys -Part 3: Migration of certain elements" and "Interim Enforcement Policy for Children's Metal Jewelry Containing Lead- 2/3/2005" by the U.S. Consumer Product Safety Commission (CPSC) to control the amount of eluted lead from metal accessories cannot be simply compared, because the acid extraction methods and the limit values are differe...

Journal: :Hormones and behavior 2008
Janice M Hassett Erin R Siebert Kim Wallen

Sex differences in toy preferences in children are marked, with boys expressing stronger and more rigid toy preferences than girls, whose preferences are more flexible. Socialization processes, parents, or peers encouraging play with gender-specific toys are thought to be the primary force shaping sex differences in toy preference. A contrast in view is that toy preferences reflect biologically...

2016
Kevin C. Tseng Sung-Hui Tseng Hsin-Yi Kathy Cheng

[Purpose] One of the characteristics of autistic children is social interaction difficulties. Although therapeutic toys can promote social interaction, however its related research remains insufficient. The aim of the present study was to build a set of cooperative play toys that are suitable for autistic children. [Subjects and Methods] This study used an innovative product design and developm...

2014
Fiona Edwards Murphy Michele Magno Emanuel Popovici

Toys play a vitally important role in the lives of children, with critical roles relating to social development, education and entertainment. In this paper, a platform for interactive toys using ultra low power Wireless Sensor Network (WSN) technologies is proposed and developed. These are implemented through the integration of WSN technology into a number of off the shelf micro-robotic toys. T...

Journal: :BioScience 2014

Journal: :Культурно-историческая психология 2019

Journal: :American Entomologist 2013

Journal: :Journal of applied microbiology 2014
T Martínez-Bastidas N Castro-del Campo K D Mena J León-Félix C P Gerba C Chaidez

AIMS This study aimed to determine if the children's leisure activities impact the presence of pathogens on their hands and toys. METHODS & RESULTS To assess the microbiological hazard in playground areas, a pilot study that included 12 children was conducted. We then conducted an intervention study; children's hands and toys were washed before playing. Faecal coliforms, pathogenic bacteria a...

Journal: : 2022

Traditional toys and various handcrafted items constitute an important part of the children’s world. Toys are not just fun, but also element in upbringing development child. With help toys, children learn about world around them, to establish social ties, prepare themselves for adulthood. Archaeological finds demonstrate that were made on territory Turkmenistan already Bronze Age their producti...

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