Flip Flop Pop is a rhyming story about his journey around the world. During this fun adventure, he will learn how to do all types of activates and chores. Now h
FlipFlop is hungry, but there is nothing in the pantry except flies. She decides to invite her friends to a party to bake a fly pie. When her friends are too la
“Bright, colorful illustrations and short, catchy rhymes… in an accessible, knowledgeable format [that] is a solid success.” —School Library Journal Cal
Without sensors most electronic applications would not exist—sensors perform a vital function, namely providing an interface to the real world. Hall effect se