Best Selling Paperback Books by David A Adler

A group of young space travelers can't wait for their pizza party later, but how many hours away is dinner? What are hours anyway? Readers follow along as a loveable crew of kid astronauts and their Martain friends go about their daily routine, exploring the differences between seconds, minutes, and hours; what A.M. and P.M. mean; and how to tell time on both digital and analog clocks. Ten seconds to liftoff! Are you ready? Veteran children's nonfiction author David Adler incorporates math concepts, such as addition and subtraction, into this fun narrative with problem-solving exercises for readers to tackle at their own pace. Edward Miller's vibrant cartoon art depicts the happy group of friends embarking on space walks, working together on projects, and settling in for bed. The sixteenth book in Alder and Miller's math picture book series, this title is perfect for enthusiastic learners or kids who may need a little extra support in mastering this essential life skill. A glossary explains time zones, daylight savings time, and more. An out-of-this-world STEM book.

Being part of the circus isn't quite how one might imagine it! Describes in rhymed text some of the disadvantages of being a clown.

There's some clever "borrowing" going on at the local library. Are things disappearing by magic, or is there pilferage in the stacks? Super-sleuths Houdini and Janet must follow the paper trail to solve the literary mystery in the latest Houdini Club Magic Mystery. Includes an original magic trick that readers can learn for themselves!

Super-sleuths Herman "Houdini" Foster and his cousin, Janet Perry, discover a mystery at school, and cards are not the only things to vanish. Has Houdini's skill in making things disappear transferred to the classroom pet? Instructions for the "Wacky Jacks" card trick are included.

Two sets of twins catch a thief while tracking down a missing suitcase in a train station