3rd Grade Introducing Math & Science Workbook
Current Explanation
Math - Chapter 1 - 1.1 - 1.1 A - Page 14
Explanation playlist
Math
Math
Chapter 1
Chapter 1
1.1
1.1
Math - Chapter 1 - 1.1 - 1.1 A - Page 14
Math - Chapter 1 - 1.1 - 1.1 A - Page 15
Math - Chapter 1 - 1.1 - 1.1 B - Page 18
Math - Chapter 1 - 1.1 - 1.1 C - Page 26
Math - Chapter 1 - 1.1 - 1.1 D - Page 28
Math - Chapter 1 - 1.1 - 1.1 D - Page 29
Math - Chapter 1 - 1.1 - 1.1 B - Page 16
Math - Chapter 1 - 1.1 - 1.1 C - Page 22
Math - Chapter 1 - 1.1 - 1.1 C - Page 23
Math - Chapter 1 - 1.1 - 1.1 C - Page 24
Math - Chapter 1 - 1.1 - 1.1 D - Page 30
Math - Chapter 1 - 1.1 - 1.1 D - Page 31
Math - Chapter 1 - 1.1 - 1.1 A - Page 12
Math - Chapter 1 - 1.1 - 1.1 B - Page 21
Math - Chapter 1 - 1.1 - 1.1 C - Page 25
Math - Chapter 1 - 1.1 - 1.1 D - Page 27
Math - Chapter 1 - 1.1 - 1.1 A - Page 10
Math - Chapter 1 - 1.1 - 1.1 A - Page 11
Math - Chapter 1 - 1.1 - 1.1 B - Page 17
Math - Chapter 1 - 1.1 - 1.1 B - Page 20
Math - Chapter 1 - 1.1 - 1.1 B - Page 19
Math - Chapter 1 - 1.1 - 1.1 A - Page 13
1.2
1.2
Math - Chapter 1 - 1.2 - 1.2 A - Page 35
Math - Chapter 1 - 1.2 - 1.2 B - Page 37
Math - Chapter 1 - 1.2 - 1.2 B - Page 39
Math - Chapter 1 - 1.2 - 1.2 B - Page 40
Math - Chapter 1 - 1.2 - 1.2 A - Page 33
Math - Chapter 1 - 1.2 - 1.2 A - Page 34
Math - Chapter 1 - 1.2 - 1.2 B - Page 38
Math - Chapter 1 - 1.2 - 1.2 A - Page 36
Math - Chapter 1 - 1.2 - 1.2 A - Page 32
1.3
1.3
Math - Chapter 1 - 1.3 - 1.3 - Page 41
Math - Chapter 1 - 1.3 - 1.3 - Page 45
Math - Chapter 1 - 1.3 - 1.3 - Page 44
Math - Chapter 1 - 1.3 - 1.3 - Page 43
Math - Chapter 1 - 1.3 - 1.3 - Page 42
1.4
1.4
Math - Chapter 1 - 1.4 - 1.4 A - Page 47
Math - Chapter 1 - 1.4 - 1.4 B - Page 52
Math - Chapter 1 - 1.4 - 1.4 A - Page 46
Math - Chapter 1 - 1.4 - 1.4 B - Page 51
Math - Chapter 1 - 1.4 - 1.4 B - Page 54
Math - Chapter 1 - 1.4 - 1.4 A - Page 49
Math - Chapter 1 - 1.4 - 1.4 B - Page 55
Math - Chapter 1 - 1.4 - 1.4 A - Page 48
Math - Chapter 1 - 1.4 - 1.4 A - Page 50
Math - Chapter 1 - 1.4 - 1.4 B - Page 53
Chapter 2
Chapter 2
2.1
2.1
Math - Chapter 2 - 2.1 - 2.1 A - Page 60
Math - Chapter 2 - 2.1 - 2.1 A - Page 61
Math - Chapter 2 - 2.1 - 2.1 B - Page 64
Math - Chapter 2 - 2.1 - 2.1 C - Page 69
Math - Chapter 2 - 2.1 - 2.1 A - Page 58
Math - Chapter 2 - 2.1 - 2.1 B - Page 67
Math - Chapter 2 - 2.1 - 2.1 A - Page 62
Math - Chapter 2 - 2.1 - 2.1 B - Page 65
Math - Chapter 2 - 2.1 - 2.1 B - Page 66
Math - Chapter 2 - 2.1 - 2.1 C - Page 70
Math - Chapter 2 - 2.1 - 2.1 C - Page 71
Math - Chapter 2 - 2.1 - 2.1 A - Page 59
Math - Chapter 2 - 2.1 - 2.1 B - Page 63
Math - Chapter 2 - 2.1 - 2.1 B - Page 68
Math - Chapter 2 - 2.1 - 2.1 C - Page 72
Chapter 3
Chapter 3
3.1
3.1
Math - Chapter 3 - 3.1 - 3.1 B - Page 83
Math - Chapter 3 - 3.1 - 3.1 F - Page 101
Math - Chapter 3 - 3.1 - 3.1 F - Page 102
Math - Chapter 3 - 3.1 - 3.1 F - Page 103
Math - Chapter 3 - 3.1 - 3.1 A - Page 76
Math - Chapter 3 - 3.1 - 3.1 A - Page 77
Math - Chapter 3 - 3.1 - 3.1 B - Page 81
Math - Chapter 3 - 3.1 - 3.1 B - Page 82
Math - Chapter 3 - 3.1 - 3.1 B - Page 84
Math - Chapter 3 - 3.1 - 3.1 C - Page 87
Math - Chapter 3 - 3.1 - 3.1 C - Page 90
Math - Chapter 3 - 3.1 - 3.1 C - Page 91
Math - Chapter 3 - 3.1 - 3.1 D - Page 92
Math - Chapter 3 - 3.1 - 3.1 D - Page 93
Math - Chapter 3 - 3.1 - 3.1 F - Page 100
Math - Chapter 3 - 3.1 - 3.1 A - Page 78
Math - Chapter 3 - 3.1 - 3.1 B - Page 85
Math - Chapter 3 - 3.1 - 3.1 B - Page 86
Math - Chapter 3 - 3.1 - 3.1 D - Page 94
Math - Chapter 3 - 3.1 - 3.1 E - Page 99
Math - Chapter 3 - 3.1 - 3.1 A - Page 79
Math - Chapter 3 - 3.1 - 3.1 A - Page 80
Math - Chapter 3 - 3.1 - 3.1 C - Page 88
Math - Chapter 3 - 3.1 - 3.1 C - Page 89
Math - Chapter 3 - 3.1 - 3.1 D - Page 95
Math - Chapter 3 - 3.1 - 3.1 E - Page 96
Math - Chapter 3 - 3.1 - 3.1 E - Page 98
Math - Chapter 3 - 3.1 - 3.1 E - Page 97
Chapter 4
Chapter 4
4.1
4.1
Math - Chapter 4 - 4.1 - 4.1 A - Page 110
Math - Chapter 4 - 4.1 - 4.1 A - Page 111
Math - Chapter 4 - 4.1 - 4.1 B - Page 112
Math - Chapter 4 - 4.1 - 4.1 B - Page 114
Math - Chapter 4 - 4.1 - 4.1 A - Page 106
Math - Chapter 4 - 4.1 - 4.1 A - Page 109
Math - Chapter 4 - 4.1 - 4.1 B - Page 113
Math - Chapter 4 - 4.1 - 4.1 B - Page 115
Math - Chapter 4 - 4.1 - 4.1 A - Page 107
Math - Chapter 4 - 4.1 - 4.1 A - Page 108
4.2
4.2
Math - Chapter 4 - 4.2 - 4.2 A - Page 116
Math - Chapter 4 - 4.2 - 4.2 A - Page 121
Math - Chapter 4 - 4.2 - 4.2 B - Page 124
Math - Chapter 4 - 4.2 - 4.2 B - Page 126
Math - Chapter 4 - 4.2 - 4.2 A - Page 119
Math - Chapter 4 - 4.2 - 4.2 A - Page 120
Math - Chapter 4 - 4.2 - 4.2 B - Page 122
Math - Chapter 4 - 4.2 - 4.2 B - Page 125
Math - Chapter 4 - 4.2 - 4.2 B - Page 127
Math - Chapter 4 - 4.2 - 4.2 A - Page 117
Math - Chapter 4 - 4.2 - 4.2 B - Page 123
Math - Chapter 4 - 4.2 - 4.2 A - Page 118
4.3
4.3
Math - Chapter 4 - 4.3 - 4.3 A - Page 133
Math - Chapter 4 - 4.3 - 4.3 D - Page 144
Math - Chapter 4 - 4.3 - 4.3 D - Page 148
Math - Chapter 4 - 4.3 - 4.3 E - Page 152
Math - Chapter 4 - 4.3 - 4.3 A - Page 129
Math - Chapter 4 - 4.3 - 4.3 A - Page 132
Math - Chapter 4 - 4.3 - 4.3 B - Page 134
Math - Chapter 4 - 4.3 - 4.3 B - Page 138
Math - Chapter 4 - 4.3 - 4.3 C - Page 139
Math - Chapter 4 - 4.3 - 4.3 C - Page 140
Math - Chapter 4 - 4.3 - 4.3 C - Page 142
Math - Chapter 4 - 4.3 - 4.3 E - Page 150
Math - Chapter 4 - 4.3 - 4.3 E - Page 153
Math - Chapter 4 - 4.3 - 4.3 F - Page 154
Math - Chapter 4 - 4.3 - 4.3 F - Page 155
Math - Chapter 4 - 4.3 - 4.3 F - Page 156
Math - Chapter 4 - 4.3 - 4.3 F - Page 157
Math - Chapter 4 - 4.3 - 4.3 F - Page 158
Math - Chapter 4 - 4.3 - 4.3 A - Page 128
Math - Chapter 4 - 4.3 - 4.3 A - Page 130
Math - Chapter 4 - 4.3 - 4.3 A - Page 131
Math - Chapter 4 - 4.3 - 4.3 D - Page 145
Math - Chapter 4 - 4.3 - 4.3 E - Page 151
Math - Chapter 4 - 4.3 - 4.3 B - Page 135
Math - Chapter 4 - 4.3 - 4.3 B - Page 136
Math - Chapter 4 - 4.3 - 4.3 B - Page 137
Math - Chapter 4 - 4.3 - 4.3 C - Page 141
Math - Chapter 4 - 4.3 - 4.3 C - Page 143
Math - Chapter 4 - 4.3 - 4.3 D - Page 146
Math - Chapter 4 - 4.3 - 4.3 D - Page 147
Math - Chapter 4 - 4.3 - 4.3 E - Page 149
4.4
4.4
Math - Chapter 4 - 4.4 - 4.4 - Page 162
Math - Chapter 4 - 4.4 - 4.4 - Page 160
Math - Chapter 4 - 4.4 - 4.4 - Page 161
Math - Chapter 4 - 4.4 - 4.4 - Page 159
Math - Chapter 4 - 4.4 - 4.4 - Page 163
Chapter 5
Chapter 5
Math - Chapter 5 - 5.1 A - Page 167
Math - Chapter 5 - 5.1 A - Page 170
Math - Chapter 5 - 5.1 B - Page 175
Math - Chapter 5 - 5.1 B - Page 172
Math - Chapter 5 - 5.1 A - Page 166
Math - Chapter 5 - 5.1 B - Page 173
Math - Chapter 5 - 5.1 B - Page 177
Math - Chapter 5 - 5.1 A - Page 168
Math - Chapter 5 - 5.1 A - Page 169
Math - Chapter 5 - 5.1 A - Page 171
Math - Chapter 5 - 5.1 B - Page 174
Math - Chapter 5 - 5.1 B - Page 176
Science
Science
Chapter 1
Chapter 1
1.1
1.1
Science - Chapter 1 - 1.1 - 1.1. E - Page 211
Science - Chapter 1 - 1.1 - 1.1. B - Page 207
Science - Chapter 1 - 1.1 - 1.1. D - Page 209
Science - Chapter 1 - 1.1 - 1.1. A - Page 206
Science - Chapter 1 - 1.1 - 1.1. D - Page 210
Science - Chapter 1 - 1.1 - 1.1. C - Page 208
1.2
1.2
Science - Chapter 1 - 1.2 - 1.2 A - Page 212
Science - Chapter 1 - 1.2 - 1.2 B - Page 214
Science - Chapter 1 - 1.2 - 1.2 C - Page 215
Science - Chapter 1 - 1.2 - 1.2 D - Page 216
Science - Chapter 1 - 1.2 - 1.2 E - Page 217
Science - Chapter 1 - 1.2 - 1.2 B - Page 213
1.3
1.3
Science - Chapter 1 - 1.3 - 1.3 B - Page 219
Science - Chapter 1 - 1.3 - 1.3 B - Page 220
Science - Chapter 1 - 1.3 - 1.3 D - Page 222
Science - Chapter 1 - 1.3 - 1.3 E - Page 223
Science - Chapter 1 - 1.3 - 1.3 A - Page 218
Science - Chapter 1 - 1.3 - 1.3 E - Page 224
Science - Chapter 1 - 1.3 - 1.3 C - Page 221
1.4
1.4
Science - Chapter 1 - 1.4 - 1.4 A - Page 225
Science - Chapter 1 - 1.4 - 1.4 D - Page 228
Science - Chapter 1 - 1.4 - 1.4 B - Page 226
Science - Chapter 1 - 1.4 - 1.4 C - Page 227
Science - Chapter 1 - 1.4 - 1.4 E - Page 230
Science - Chapter 1 - 1.4 - 1.4 D - Page 229
Science - Chapter 1 - 1.4 - 1.4 E - Page 231
1.5
1.5
Science - Chapter 1 - 1.5 - 1.5 E - Page 237
Science - Chapter 1 - 1.5 - 1.5 B - Page 233
Science - Chapter 1 - 1.5 - 1.5 C - Page 235
Science - Chapter 1 - 1.5 - 1.5 A - Page 232
Science - Chapter 1 - 1.5 - 1.5 C - Page 234
Science - Chapter 1 - 1.5 - 1.5 D - Page 236
Chapter 2
Chapter 2
2.1
2.1
Science - Chapter 2 - 2.1 - 2.1 C - Page 242
Science - Chapter 2 - 2.1 - 2.1 D - Page 243
Science - Chapter 2 - 2.1 - 2.1 E - Page 244
Science - Chapter 2 - 2.1 - 2.1 A - Page 240
Science - Chapter 2 - 2.1 - 2.1 B - Page 241
2.2
2.2
Science - Chapter 2 - 2.2 - 2.2 B - Page 246
Science - Chapter 2 - 2.2 - 2.2 B - Page 247
Science - Chapter 2 - 2.2 - 2.2 D - Page 249
Science - Chapter 2 - 2.2 - 2.2 E - Page 250
Science - Chapter 2 - 2.2 - 2.2 A - Page 245
Science - Chapter 2 - 2.2 - 2.2 C - Page 248
2.3
2.3
Science - Chapter 2 - 2.3 - 2.3 A - Page 251
Science - Chapter 2 - 2.3 - 2.3 B - Page 253
Science - Chapter 2 - 2.3 - 2.3 D - Page 255
Science - Chapter 2 - 2.3 - 2.3 E - Page 257
Science - Chapter 2 - 2.3 - 2.3 B - Page 252
Science - Chapter 2 - 2.3 - 2.3 D - Page 256
Science - Chapter 2 - 2.3 - 2.3 D - Page 254
2.4
2.4
Science - Chapter 2 - 2.4 - 2.4 C - Page 260
Science - Chapter 2 - 2.4 - 2.4 A - Page 258
Science - Chapter 2 - 2.4 - 2.4 E - Page 262
Science - Chapter 2 - 2.4 - 2.4 D - Page 261
Science - Chapter 2 - 2.4 - 2.4 B - Page 259
2.5
2.5
Science - Chapter 2 - 2.5 - 2.5 - Page 266
Science - Chapter 2 - 2.5 - 2.5 - Page 267
Science - Chapter 2 - 2.5 - 2.5 - Page 265
Science - Chapter 2 - 2.5 - 2.5 - Page 263
Science - Chapter 2 - 2.5 - 2.5 - Page 264
Chapter 3
Chapter 3
3.1
3.1
Science - Chapter 3 - 3.1 - 3.1 B - Page 272
Science - Chapter 3 - 3.1 - 3.1 D - Page 274
Science - Chapter 3 - 3.1 - 3.1 B - Page 271
Science - Chapter 3 - 3.1 - 3.1 E - Page 275
Science - Chapter 3 - 3.1 - 3.1 C - Page 273
Science - Chapter 3 - 3.1 - 3.1 A - Page 270
3.2
3.2
Science - Chapter 3 - 3.2 - 3.2 D - Page 279
Science - Chapter 3 - 3.2 - 3.2 E - Page 280
Science - Chapter 3 - 3.2 - 3.2 A - Page 276
Science - Chapter 3 - 3.2 - 3.2 B - Page 277
Science - Chapter 3 - 3.2 - 3.2 C - Page 278
3.3
3.3
Science - Chapter 3 - 3.3 - 3.3 A - Page 281
Science - Chapter 3 - 3.3 - 3.3 D - Page 285
Science - Chapter 3 - 3.3 - 3.3 B - Page 282
Science - Chapter 3 - 3.3 - 3.3 C - Page 283
Science - Chapter 3 - 3.3 - 3.3 D - Page 284
Science - Chapter 3 - 3.3 - 3.3 E - Page 286
3.4
3.4
Science - Chapter 3 - 3.4 - 3.4 A - Page 287
Science - Chapter 3 - 3.4 - 3.4 B - Page 288
Science - Chapter 3 - 3.4 - 3.4 C - Page 289
Science - Chapter 3 - 3.4 - 3.4 E - Page 290
Science - Chapter 3 - 3.4 - 3.4 E - Page 291
Science - Chapter 3 - 3.4 - 3.4 E - Page 292
3.5
3.5
Science - Chapter 3 - 3.5 - 3.5 C - Page 295
Science - Chapter 3 - 3.5 - 3.5 A - Page 293
Science - Chapter 3 - 3.5 - 3.5 B - Page 294
Science - Chapter 3 - 3.5 - 3.5 D - Page 296
Science - Chapter 3 - 3.5 - 3.5 E - Page 297
Chapter 4
Chapter 4
4.1
4.1
Science - Chapter 4 - 4.1 - 4.1 A - Page 300
Science - Chapter 4 - 4.1 - 4.1 B - Page 301
Science - Chapter 4 - 4.1 - 4.1 C - Page 302
Science - Chapter 4 - 4.1 - 4.1 E - Page 304
Science - Chapter 4 - 4.1 - 4.1 D - Page 303
4.2
4.2
Science - Chapter 4 - 4.2 - 4.2 B - Page 306
Science - Chapter 4 - 4.2 - 4.2 A - Page 305
Science - Chapter 4 - 4.2 - 4.2 E - Page 309
Science - Chapter 4 - 4.2 - 4.2 C - Page 307
Science - Chapter 4 - 4.2 - 4.2 D - Page 308
4.3
4.3
Science - Chapter 4 - 4.3 - 4.3 E - Page 314
Science - Chapter 4 - 4.3 - 4.3 C - Page 312
Science - Chapter 4 - 4.3 - 4.3 D - Page 313
Science - Chapter 4 - 4.3 - 4.3 A - Page 310
Science - Chapter 4 - 4.3 - 4.3 B - Page 311
4.4
4.4
Science - Chapter 4 - 4.4 - 4.4 C - Page 317
Science - Chapter 4 - 4.4 - 4.4 A - Page 315
Science - Chapter 4 - 4.4 - 4.4 B - Page 316
Science - Chapter 4 - 4.4 - 4.4 D - Page 319
Science - Chapter 4 - 4.4 - 4.4 E - Page 320
Science - Chapter 4 - 4.4 - 4.4 C - Page 318
4.5
4.5
Science - Chapter 4 - 4.5 - 4.5 A - Page 321
Science - Chapter 4 - 4.5 - 4.5 C - Page 323
Science - Chapter 4 - 4.5 - 4.5 B - Page 322
Science - Chapter 4 - 4.5 - 4.5 D - Page 324
Science - Chapter 4 - 4.5 - 4.5 E - Page 325
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