Rosa's Big Boat Experiment (Softcover Edition)

Please note: this book will begin shipping June 15th, 2026.

Softcover edition

Written and illustrated by Jessica Spanyol

Rosa and her friends return for more fun, conducting basic experiments involving science, technology, engineering and numbers skills!

Rosa's group of friends wants to build boats! But how will they keep them from sinking? Through observation, trial and error, the group of children learns about density. They predict outcomes and make notes about whether they were right. After they have finished experimenting, they use what they have learned to have an exciting boat race!

• Celebrate diversity and challenge gender stereotypes, showing that all children can have a passion for science, technology, engineering and maths.
• This series shows children how to carry out basic experiments, predict results and assess outcomes.
• Rich in specialized vocabulary, these books encourage budding scientists to record their findings.