Grade 1
01 Can a Rock Grow?..............................................................001
02 Do Monkeys Eat Bananas?................................................003
03 Do Plants Have Mouths?...................................................005
04 Do Fish Drink Water?.........................................................007
05 Review (Lessons 1? 4).........................................................009
06 Animal Habitats..................................................................011
07 Why do Camels have Humps?.........................................013
08 Where do Whales Live?.....................................................015
09 Many Kinds of Leaves........................................................017
10 Review (Lessons 6?9).........................................................019
11 Day and Night.....................................................................021
12 The Night Sky......................................................................023
13 We Need the Sun.................................................................025
14 The Moon.............................................................................027
15 Review (Lessons 11?14).....................................................029
16 Why Is the Summer Hot?..................................................031
17 The Cold Winter..................................................................033
18 Spring Flowers....................................................................035
19 Colourful Fall......................................................................037
20 Review (Lessons 16?19).....................................................039
21 Walls Are Solid....................................................................041
22 Water Is a Liquid.................................................................043
23 Why Do Balloons Float?.....................................................045
24 Why Does Ice Melt?............................................................047
25 Review (Lessons 21? 24).....................................................049
26 Motion and Force................................................................051
27 Force and Distance..............................................................053
28 The Path of a Car................................................................055
29 Gravity..................................................................................057
30 Review (Lessons 25? 29).....................................................059
31 Different Kinds of Animals...............................................061
32 Winter Survival...................................................................063
33 Animal Babies.....................................................................065
34 Hazard Symbols..................................................................067
35 Review (Lessons 31? 34).....................................................069
36 Water and Wind Energy.....................................................071
37 Positions and Movements.................................................073
38 The Florida Manatee..........................................................075
39 An American Volcano........................................................077
40 Review (Lessons 36?39).....................................................079
41 Cotton...................................................................................081
42 A Bee's Life..........................................................................083
43 Wetlands...............................................................................085
44 Insects...................................................................................087
45 Review (Lessons 41? 44)....................................................089
46 Staying Healthy...................................................................091
47 Objects and Materials.........................................................093
48 Reuse and Recycle..............................................................095
49 Structures.............................................................................097
50 Review (Lessons 46? 49)....................................................099