Books by George Barr
The History of the International Polar Years Ipys
From Pole to Pole
Fascinating science experiments for young people
Outdoor science projects for y
Outdoor science projects for young people
Sports science for young people
Science research experiments for young people
Science tricks and magic for young people
Science projects for young people
Young scientist and the dentis
Young scientist and the dentist
Fun and tricks for young scien
Fun and tricks for young scientists
Here's why : science in sports
Young scientist and the fire department
Research adventures for young scientists
Experiments with everyday thin
Experiments with everyday things
ʻĀlim nāshiʼ yatajawwal
ʻĀlim nāshiʼ yatajawwal
Young scientist looks at skyscrapers
Young scientist and sports
Young scientist takes a walk
Young scientist takes a walk
Research ideas for young scientists