Looking forward to joining the new coding club at school so that she can develop her app idea, Lucy is disappointed by the lukewarm reception she receives from the club's other members, who work with her to decipher mysterious coding notes.

Shaker Street residents are finding holes all over their yards. Are animals to blame? Are aliens?! Michael, Liv, and Leo - the Mysterious Makers of Shaker Street - decide to investigate what's behind all the destroyed landscapes. After gathering some clues, the makers put their creativity and building know-how to work with a homemade metal detector. Will the makers' latest projects lead them to a space ship or a sinister neighbor? A glossary and reader...

When Michael Wilson keeps hearing an unusual sound at night, he calls on his friends Liv and Leo to help him figure out what's causing it. The three young neighbors, known as the Mysterious Makers of Shaker Street, build a tool to amplify the sound, and they soon discover that an empty neighboring house is actually occupied. Will the Mysterious Makers put an end to the troubling noise once and for all? Readers can become makers themselves by following...

Third graders travel through time to keep history on track! Abigail loves Mondays, and so does the rest of class 305. That's the day Mr. Caruthers asks them cool questions about history. Today Mr. C asks, "What if Abraham Lincoln never freed the slaves?" Abigail and her friends are ready to put their thinking caps on. But this time Mr. C wants them to do more than put their heads together-he wants them to travel back in time! Turns out the "What If?"...