What makes a musical note different from any other sound? How can you tell if you have perfect pitch? Why do ten violins sound only twice as loud as one? Do your Bob Dylan albums sound better on CD vinyl? John Powell, a scientist and musician, answers these questions and many more in How Music Works, an intriguing and original guide to acoustics.
An amazing activity book containing an activity for every day of the year! Contains projects such as a flag chain, fabric collages, leaf printing, spoon-people, door signs, gift tags, dangly cowboys and many more things to make, draw and paint. Each activity is clearly explained in step-by-step instructions and clear illustrations. Includes a bonus activity for leap years!
Learning about shapes is roarsome fun with this irresistible book of dinoshapes! From triangles to circles, rectangles to squares, each dinosaur on its prehistoric background introduces a new shape for babies and toddlers to learn. The innovative illustrations are all created by adding fun photographs of everyday things for children to spot to big, bold fingerprints, which have tactile, raised …