The books introduces to upward and downward motion and explains how the forces of lift and gravity cause these movements. '
This book looks at the simple idea of forces, focusing on pushes and pulls with examples from within children's own experience.
A science book about how gravity, mass and density contribute to the weight of matter.
A science book about Force and Motion.
Oscar is a curious kitten and when he finds a ball in the grass one day, he is full of questions about moving and rolling. Luckily Cricket is nearby and can help with the answers!
Unlike his dad, Stoick the Vast, Hiccup is tiny, thoughtful and polite, and scared of almost everything, especially going to sea for the very first time - but he must go. So, who will save the day when all the big Vikings lose their cool?