Scientific Investigation, Changes In Matter, Electricity In Matter, Organisms, Light  Human Body, Life Cycle and Reproduction, Weather, Earth and How It Changes  If you are homeschooling (or if you are just trying to get extra practice for your child), then you already know that science workbooks and curriculum can be expensive. HomeSchool Brew is trying to change that! We have teamed with teachers and parents to create books for prices parents can afford. We believe education shouldn’t be expensive.  The problem portion of the book may also be purchased individually in "Fifth Grade Science Experiments.