This downloadable interactive eBook file provides you with a zip file including a PC and MAC installer, which guides you through the installation process. This file is approximately 30 MB, so download times vary depending on your internet connection and computer speed. Download step-by-step instructions. Everybody sleeps, it's just a fact of life. Yet what makes us sleep, and exactly...

This downloadable interactive eBook file provides you with a zip file including a PC and MAC installer, which guides you through the installation process. This file is approximately 270 MB, so download times vary depending on your internet connection and computer speed. Download step-by-step instructions. How do some bugs grow so big? Why are some bugs so dangerous? Take a...

This downloadable interactive eBook file provides you with a zip file including a PC and MAC installer, which guides you through the installation process. This file is approximately 57 MB, so download times vary depending on your internet connection and computer speed. Download step-by-step instructions. Hissy fits come in all shapes and sizes. Mostly, they're just for show, but it...

This downloadable interactive eBook file provides you with a zip file including a PC and MAC installer, which guides you through the installation process. This file is approximately 64 MB, so download times vary depending on your internet connection and computer speed. Download step-by-step instructions. Without Earth's magnetic field, it would be impossible for us to live. So what creates...

This downloadable interactive eBook file provides you with a zip file including a PC and MAC installer, which guides you through the installation process. This file is approximately 30 MB, so download times vary depending on your internet connection and computer speed. Download step-by-step instructions. What goes up, must come down, right? There are 60 seconds in a minute, aren't...

This downloadable interactive eBook file provides you with a zip file including a PC and MAC installer, which guides you through the installation process. This file is approximately 105 MB, so download times vary depending on your internet connection and computer speed. Download step-by-step instructions. Over the last 150 years, demand for oil has risen sharply - and so has...

This downloadable interactive eBook file provides you with a zip file including a PC and MAC installer, which guides you through the installation process. This file is approximately 35 MB, so download times vary depending on your internet connection and computer speed. Download step-by-step instructions. Have you ever heard of an atoll? It's a strange tropical island like no other!...

This downloadable interactive eBook file provides you with a zip file including a PC and MAC installer, which guides you through the installation process. This file is approximately 46 MB, so download times vary depending on your internet connection and computer speed. Download step-by-step instructions. What could you buy from the very first vending machine? How many songs could the...

**THIS IS A DOWNLOADABLE PRODUCT!** Science, technology, engineering, art, and math work together to make learning fun in these STEAM lessons! Perfect for Makerspace! This fourth grade teacher resource book includes: A year's worth of teacher lesson plans STEAM design challenges that turn elementary students into inventors Easy-to-follow lesson format (with standards identified for each lesson) Classroom-tested lessons The STEAM...

Practical ideas, strategies, and graphic organizers! Looking for a way to build a community of confident, capable, and motivated writers? Implementing a systematic writing plan is crucial in achieving success. These books are aimed at helping students express their thoughts and organize their ideas into a cohesive piece of writing and are designed to enhance students' performance in the following...

With CTP it’s as easy as 1-2-3! Just 15 minutes a day makes a difference. Our Skills Practice Bundles combine learning and fun with specially curated activities from our best-selling books.Think you don’t have the expertise or time to help your child learn? Each bundle provides grade-level essential skills and content to give children that extra boost of practice with...