How To Save Your Granny From a Runaway Train

**WINNER OF THE NON-FICTION 7-11 PRIZE AT THE 2026 ENGLISH 4-11 PICTURE BOOK AWARDS**

Bonkers dilemmas that can be solved with science and a bunch of brilliant physics experiments.

Book of the Week: The Week Junior*

**WINNER OF THE NON-FICTION 7-11 PRIZE AT THE 2026 ENGLISH 4-11 PICTURE BOOK AWARDS**

Bonkers dilemmas that can be solved with science and a bunch of brilliant physics experiments.

Book of the Week: The Week Junior*

**No grannies were harmed in the making of this book!**

Trick a shark! Lift a jumbo jet! Escape a deserted island! Stop a runaway train!

Explore a bunch of ridiculous (and not-so-ridiculous) dilemmas – with solutions from the astonishing world of physics.

Sounds unbelievable? Test the science for yourself, with easy-to-follow experiments throughout!

What are you waiting for? Let’s save Granny!

Written by bestselling and award-winning author Swapna Haddow, with brilliantly funny colour illustrations from award-winning illustrator Jess Bradley.

COMING SOON: How to Make Diamonds From Your Pencils (chemistry) and How to Stop a T. rex From Eating Your Socks (biology)

Experiments in How to Save Your Granny From a Runaway Train:

• Parachute egg drop • Lever • ‘Pulley’ system • Compass • Friction ramp • See sound • Locating sounds • ‘Megaphone’ • Telephone • Periscope • Bend light • Eggshell bridge • Shadow puppets • Electromagnet

Contributor: Jess Bradley (Illustrated by)

Illustrator: Jess Bradley

UK Delivery:

• Free delivery on all orders of £10 or more.
• £1.49 delivery fee on orders below £10.
• UK orders are shipped via Royal Mail 2nd Class.

International Delivery:

• Flat rate delivery charges vary by country.

Dispatch and Delivery Times:

• All orders are shipped from our warehouse in Northampton, UK within 48 hours of receipt during working hours.
• UK mainland orders typically arrive within 3-5 working days via Royal Mail 2nd Class.
• International estimated delivery times:
• Europe & Channel Islands: 7 to 10 working days
• USA: 7 to 15 working days
• Rest of the World: 9 to 21 working days

View our full delivery infomation here.