Astronaut girl

"Val is excited to go on one more adventure with her friend Wallace before school starts, but Wallace's friend Carlos keeps butting in"--OCLC.

Nicknamed Astronaut Girl because she loves studying outer space, eight-year-old scientist Val learns to appreciate the contributions of others when a new time travel adventure takes her science project group to Mars, where they must work together to escape a giant sandstorm.

"It's the day of Wallace's family barbecue, and everyone is getting ready, including Val and Wallace! But right before the fun begins, the duo are sent on an adventure to explore the sun in Val's home-designed solar probe. Then the probe starts to break down, and it's up to the two of them to fix it. Can they get it done and get back to Earth in time for the party?"--OCLC.

"Val and her new friend Wallace get lost on the moon and must work together to return home"--OCLC.