Musical InstrumentsCombining Science and Design and Technology, this title examines the technology of musical instruments. A scientific explanation with the help of annotated diagrams and illustrations is followed by examples of instruments that produce sound in this way. Musical instruments examined include guitars, drums, oboes and pianos.

Things are going smoothly—until the elves’ mysterious past catches up with them

Casey has barely arrived in Rockton when a body is discovered

nations will prosper only insofar as they embrace and celebrate the individuals

into synthetic detergents and won with Tide in 1946

are we making more money than we spend

let alone actually committed

mathematicians

Together the two roamed summer cornfields

their friends

In Gluten-Free on a Shoestring

Kate Ivory investigates another enigmatic mystery

but still on the run