Includes bibliographical references (pages 147-149).

Spring: Activities for Warm Days and Rainy Weather -- 1 Spring Into Spring 3 -- 2 Bouquet of Color 5 -- 3 Move Over, Clover 7 -- 4 Hear, Here! 9 -- 5 Wiggly for Worms 12 -- 6 See That Tree? 15 -- 7 Leaf Looking 18 -- 8 Going On a Bird Hunt 21 -- 9 Be Like Audubon 25 -- 10 A Little Birdie Told Me 28 -- 11 Up, Up, and Away 31 -- 12 Build That Nest 33 -- 13 Rain, Rain, Come Again 36 -- 14 Puddle Jumpers 38 -- Summer: Activities for Hot Days and Warm Nights -- 15 Digging Dirt 43 -- 16 Antics 46 -- 17 Sun Fun 49 -- 18 Butterfly Cafe 51 -- 19 Ladybug, Ladybug 54 -- 20 Handy Plants 56 -- 21 Wow, Water! 58 -- 22 Water-Hole Watching 61 -- 23 Stone Age 64 -- 24 Rock 'n' Roll 66 -- 25 Backyard Lullaby 69 -- 26 Moon Shadows 72 -- 27 Twinkle, Twinkle, Little Star 75 -- Fall: Activities for Cool Days and Cloudy Weather -- 28 Time Out 81 -- 29 Zoom In 84 -- 30 A Thinking Place 87 -- 31 Wild Hide-and-Seek 89 -- 32 Take a Walk on the Wild Side 91 -- 33 Some Web! 94 -- 34 Roly-Poly Races 96 -- 35 Look Up, Look Down, Look All Around 98 -- 36 Cloud Racing 101 -- 37 Wandering Wind 103 -- 38 Say, "Whoosh!" 105 -- 39 What Goes Up Must Come Down 108 -- 40 Groovy Gravity 111 -- 41 Falling for Nature 113 -- Winter: Activities for Cold Days and Snowy Weather -- 42 Tweet Treat 119 -- 43 Snow Me Some Fun 122 -- 44 Fluffy Flakes 124 -- 45 Cloud Breath 127 -- 46 Dot-to-Dot Stars 129 -- 47 Bare Naked Trees 131 -- 48 Snow Tales 134 -- 49 Feathers 'n' Fur 136 -- 50 Slip, Slide, Wild Ride 138 -- 51 Wild and Wintry 140 -- 52 Winter Garden 143.