Rose Wyler

Describes how to write invisible messages, make ghosts appear on walls, and many other tricks.

Presents mathematical recreations exploring the concept of probability.

Simple text introduces characteristics and properties of the sky, sun, stars, planets, and moon.

Explains how waves, sand, and pebbles form at the seashore and describes animals, plants, and shells which can be seen when the tide goes out. Includes experiments and activities.

Easy experiments to do at home or school with home equipment, showing basic principles of how boats float and move and how planes fly.