Crittercam 6
Reading Objectives 6
Crittercam 7
Making a Crittercam 9
Penguin Crittercam 12
Whale Crittercam 14
Lion Crittercam 15
Lots More to Learn 16
How We Learn About SpaceReading Objectives 18
What's in Space? 19
Telescopes 20
Sending People Into Space 24
Space Stations 26
Space Probes 30
Looking Ahead 32
Making Special EffectsReading Objectives 34
Visual Effects 36
Computer Effects 44
Sound Effects 46
Divers of the Deep SeaReading Objectives 52
The Oceans 53
Divers Go Deeper 56
Diving Ships Go Deeper 64
A History of Deep Sea Dives 72
Review ActivitiesThink and Discuss 74
Multiple-Choice Test 76
Index 80