A series of twenty non-fiction science readers which engages children in the world around them. What is electricity? What is static electricity? Why do batteries go flat? You can find the answers to these and other questions about electricity in Why Does Electricity Flow?
до распродажи: 432 руб. (скидка: 15% на 25 шт.)
ориентировочная дата отгрузки: 24.07.2018 (Вт.)