Charlie Alder

When Doggo and Pupper meet a very worried baby bird, they are determined to help. Doggo and Pupper may not know how to fly, but they are very good helpers. Maybe they are even heroes!

2) The case of the school store thief

Author

Series

Pub. Date

2021.

Description

"When items go missing from the school store at Lincoln Elementary, the kids check their data to solve the case! Be a math detective along with the kids at Lincoln Elementary and help solve this pick-your-own-path mystery. Use data, graphing, and math skills to find the find the culprit." --

3) The case of the carnival clues

Author

Series

Pub. Date

2021.

Description

"In this pick-your-own-path mystery, four kids at Lincoln Elementary are invited to complete a math challenge at the school carnival. But who set up the clues? And why? Be a detective and use your money math skills to solve the case." --

4) The case of the locked time capsule

Author

Series

Pub. Date

2021.

Description

"Workers discover a time capsule at Lincoln Elementary, but it's locked! What could be inside? Whoever made it left a trail of geometry clues based on shapes. Be a math detective along with the kids at Lincoln Elementary and help solve this pick-your-own-path mystery." --

5) The case of the pencil problem

Author

Series

Pub. Date

2021.

Description

"Mrs. Hall's desk is overflowing with new pencils! But why are there so many? Be a math detective along with the kids at Lincoln Elementary and help solve this pick-your-own-path mystery. Use your math skills and knowledge of place value to solve the case." --

6) The case of the missing class pet

Author

Series

Pub. Date

2021.

Description

"Oh no! Lucky, the class pet, has escaped! Where did he go? Be a math detective along with the kids at Lincoln Elementary and help solve this pick-your-own-path mystery. Use math and measurement skills to figure out where Lucky could be hiding." --

7) The case of the missing cookies

Author

Series

Pub. Date

2021.

Description