Count and convert measurements for liquids, lengths and time with this supplemental book! So many practical skills come from knowing how to measure lengths, tell time and convert units of measurement.

This book orbits all sorts of outer space objects. Introduce kids to bits of space with this easy-to-read series that goes from Earth to nebula in light speed!

Get acquainted with the original GPS...maps! This geography workbook goes over all the fundamentals of finding your way, from cardinal directions to map scale, landforms and more.

This summer-themed workbook prepares rising fourth graders to start school with the skills they’ll need, and includes practice with the core subjects of word study, math, reading, and writing.

Descriptive language and metaphoric phrases take the spotlight in this workbook. Kids use new vocabulary and common phrases to improve their writing skills!

These supplemental sheets take Colonial American history for a spin. Imaginative writing prompts and fact sheets for historic figures can be a fun complement to research projects.