Requires one D cell battery.
Step-by-step, highly visual instructions lead a child successfully through each invention.
Full-color illustrations present central scientific concepts which allow children to discover the “why” as well as the “how.”
The use of everyday materials demystifies the workings of common electronic components.
The animations that compliment the book on the website deepen and extend comprehension.
Original price was: $35.00.$15.00Current price is: $15.00.
Out of stock
