Jack Challoner

Step outside and discover the science that surrounds you!
This fun, fact-filled book is brimming with exciting outdoor experiments to help budding scientists explore the science in their own surroundings. Using household items, construct a water rocket and
blast it skywards to learn about air pressure, or blow giant, long-lasting bubbles to reveal how
surface tension works. Make a worm farm  and observe worms tunneling, then build...

This DK children's book for ages 11-14 is brimming with exciting, educational activities and projects that focus on electronics and technology.
Keep your siblings out of your room with a brilliant bedroom alarm, power a propellor motorboat, make a thermoelectric phone charger, build a set of speakers, and construct a crane by following step-by-step instructions and using affordable equipment. Tech Lab will engage budding scientists...

Presents over two dozen simple science activities using food, common household items, water, and the outdoors.

Presents over two dozen science activities demonstrating such scientific properties as forces and motion, chemical reactions, shapes and structures, and light and sound.

This book is filled with fascinating facts and figures, busted myths and corrected misconceptions, amazing anecdotes and incredible feats of strength and endurance. It is beautifully illustrated with hundreds of colorful artworks, photographs, and diagrams. • More than 400 nuggets of information-drawn from anatomy, physiology, medicine, history and mythology-are sure to astound, amuse, inform and entertain. • Find out the answers to those burning...

Introduces rocks and minerals, and includes projects such as growing crystals, panning for gold, and making concrete.