描述
Curious kids will make the electricity connection with this safe, easy, and fun learning kit. A light bulb, motor, push button, and switch give kids lots of interesting ways to experiment with connections and currents. Age-appropriate components make this the ideal choice for parents and kids.
书籍详情
格式
平装书
页数
32 页
语言
英语
已发布
8月 25, 2005
出版商
SmartLab
ISBN-10
0974848662
ISBN-13
9780974848662