Why is the Sky Blue? Why are jungles in danger? Who switched on the first electric light bulb? With clear explanations and amazing photos you'll find the answers to these and loads more questions about our world inside this book! So go on, test your friends and see what they know!
Age - 5+
Grade - KG2
Category - Reference Book
Author - Discovery Kids
Publisher - Parragon
Format - Hardback
Pages - 48
Dimension - 8.75 x 0.5 x 10.75 inches
