Activities in the earth sciences /
Challand, Helen J.
Activities in the earth sciences / by Helen Challand ; illustrations by Len Meents. - Chicago : Childrens Press, c1982. - 93 p. : ill. ; 24 cm.
Includes index.
Activities and experiments--such as making charcoal, measuring shadows, and calculating the speed of sound--in the areas of astronomy, weather, and geology.
0516005065
82009444
Weather--Experiments--Juvenile literature.
Geology--Experiments--Juvenile literature.
Earth sciences--Experiments.
Experiments.
Astronomy--Experiments--Juvenile literature.
550/.7/8
Activities in the earth sciences / by Helen Challand ; illustrations by Len Meents. - Chicago : Childrens Press, c1982. - 93 p. : ill. ; 24 cm.
Includes index.
Activities and experiments--such as making charcoal, measuring shadows, and calculating the speed of sound--in the areas of astronomy, weather, and geology.
0516005065
82009444
Weather--Experiments--Juvenile literature.
Geology--Experiments--Juvenile literature.
Earth sciences--Experiments.
Experiments.
Astronomy--Experiments--Juvenile literature.
550/.7/8