Why Do Moving Objects Slow Down?: A Look at Friction (Lightning Bolt Books -- Exploring Physical Science)

What Floats? What Sinks?: A Look at Dens

📁 What Floats? What Sinks?: A Look at Density (Lightning Bolt Books -- Exploring Physical Science)

✍ Jennifer Boothroyd 📂 Library 📅 2010 🏛 Lerner Publications 🌐 English

A rock sinks in the water. A hot air balloon floats in the air. Many objects float and sink. But what makes them move this way? And how do people use floating and sinking in their lives? Read this book to find out! Learn all about matter, energy, and forces in the Exploring Physical Science series

What Holds Us to Earth?: A Look at Gravi

📁 What Holds Us to Earth?: A Look at Gravity (Lightning Bolt Books -- Exploring Physical Science)

✍ Jennifer Boothroyd 📂 Library 📅 2010 🏛 Lerner Publications 🌐 English

" A ball drops to the ground. Leaves fall from a tree. Gravity is at work all around you. But what exactly is gravity? And how does it affect different objects? Read this book to find out! Learn all about matter, energy, and forces in the Exploring Physical Science series--part of the Lightning

What Do We Buy?: A Look at Goods and Ser

📁 What Do We Buy?: A Look at Goods and Services (Lightning Bolt Books - Exploring Economics)

✍ Robin Nelson 📂 Library 📅 2010 🌐 English

Have you ever bought a toy at a store? Have you had a haircut or ordered food in a restaurant? Then you've used goods and services! Goods and services are everywhere. They're in stores, homes, schools, restaurants, farms, and factories. So, what is a good? And what's a service? Read this book to fin

What Floats What Sinks A Look at Density

📁 What Floats What Sinks A Look at Density (Lightning Bolt Books)

✍ Jennifer Boothroyd 📂 Library 📅 2010 🏛 Lerner Classroom 🌐 English

A rock sinks in the water. A hot air balloon floats in the air. Many objects float and sink. But what makes them move this way? And how do people use floating and sinking in their lives? Read this book to find out! Learn all about matter, energy, and forces in the Exploring Physical Science series--

What Holds Us to Earth A Look at Gravity

📁 What Holds Us to Earth A Look at Gravity (Lightning Bolt Books)

✍ Jennifer Boothroyd 📂 Library 📅 2010 🏛 Lerner Classroom 🌐 English

Grade Level: 1 and up.<br>A ball drops to the ground. Leaves fall from a tree. Gravity is at work all around you. But what exactly is gravity? And how does it affect different objects? Read this book to find out! Learn all about matter, energy, and forces in the Exploring Physical Science series--pa

Where Do We Keep Money?: How Banks Work

📁 Where Do We Keep Money?: How Banks Work (Lightning Bolt Books - Exploring Economics)

✍ Jennifer S. Larson 📂 Library 📅 2010 🌐 English

Have you ever put money into a bank account? Or withdrawn money to buy a video game? Then you've used a bank! Banks are businesses where people keep their money. Banks help us save and spend wisely. So how do banks work? What kinds of bank accounts do people have? Read this book to find out!