This activity is designed to get children thinking about how sand timers work.
Good practices - Testing timers
roBOTics and STEM education for children and primary schools
Erasmus+ KA201 Project n°2017-1-ES01-KA201-038204 – BOTSTEM Project has been funded by the European Union and the SEPIE Spanish National Agency under the ERASMUS+ KA2 Strategic Partnerships for School Education European programme
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