You are currently viewing the Canada version of the site.
Would you like to switch to your local site?

How It Works Back Issues 

How It Works is the action-packed science and technology magazine bursting with exciting information about our universe and everything in it.

Browse our range of How It Works digital issues below, available to read instantly. Alternatively, if you’re looking to subscribe check out our Subscription Options
How It Works Complete Your Collection Cover 1 How It Works Complete Your Collection Cover 2 How It Works Complete Your Collection Cover 3
Complete Collection Get all the back issues you don't own yet for one incredible price
LEARN MORE


Issue 192 
                issue Issue 192 Issue 192
Buy for $5.49
View | Add to Cart
Issue 191 
                issue Issue 191 Issue 191
Buy for $5.49
View | Add to Cart
Issue 190 
                issue Issue 190 Issue 190
Buy for $5.49
View | Add to Cart
Issue 189 
                issue Issue 189 Issue 189
Buy for $5.49
View | Add to Cart
Issue 188 
                issue Issue 188 Issue 188
Buy for $5.49
View | Add to Cart
Issue 187 
                issue Issue 187 Issue 187
Buy for $5.49
View | Add to Cart
Issue 186 
                issue Issue 186 Issue 186
Buy for $5.49
View | Add to Cart
Issue 185 
                issue Issue 185 Issue 185
Buy for $5.49
View | Add to Cart
Issue 184 
                issue Issue 184 Issue 184
Buy for $5.49
View | Add to Cart
Issue 183 
                issue Issue 183 Issue 183
Buy for $5.49
View | Add to Cart
Issue 182 
                issue Issue 182 Issue 182
Buy for $5.49
View | Add to Cart
Issue 181 
                issue Issue 181 Issue 181
Buy for $5.49
View | Add to Cart
Issue 180 
                issue Issue 180 Issue 180
Buy for $5.49
View | Add to Cart
Issue 179 
                issue Issue 179 Issue 179
Buy for $5.49
View | Add to Cart
Issue 178 
                issue Issue 178 Issue 178
Buy for $5.49
View | Add to Cart
Issue 177 
                issue Issue 177 Issue 177
Buy for $5.49
View | Add to Cart
Issue 176 
                issue Issue 176 Issue 176
Buy for $5.49
View | Add to Cart
Issue 175 
                issue Issue 175 Issue 175
Buy for $5.49
View | Add to Cart
Issue 174 
                issue Issue 174 Issue 174
Buy for $5.49
View | Add to Cart
Issue 173 
                issue Issue 173 Issue 173
Buy for $5.49
View | Add to Cart
Issue 172 
                issue Issue 172 Issue 172
Buy for $5.49
View | Add to Cart
Issue 171 
                issue Issue 171 Issue 171
Buy for $5.49
View | Add to Cart
Issue 170 
                issue Issue 170 Issue 170
Buy for $5.49
View | Add to Cart
Issue 168 
                issue Issue 168 Issue 168
Buy for $5.49
View | Add to Cart
Issue 167 
                issue Issue 167 Issue 167
Buy for $5.49
View | Add to Cart
Issue 166 
                issue Issue 166 Issue 166
Buy for $5.49
View | Add to Cart
Issue 165 
                issue Issue 165 Issue 165
Buy for $5.49
View | Add to Cart
Issue 164 
                issue Issue 164 Issue 164
Buy for $5.49
View | Add to Cart
Issue 163 
                issue Issue 163 Issue 163
Buy for $5.49
View | Add to Cart
Issue 162 
                issue Issue 162 Issue 162
Buy for $5.49
View | Add to Cart
Issue 161 
                issue Issue 161 Issue 161
Buy for $5.49
View | Add to Cart
Issue 160 
                issue Issue 160 Issue 160
Buy for $5.49
View | Add to Cart
Issue 159 
                issue Issue 159 Issue 159
Buy for $5.49
View | Add to Cart
Issue 158 
                issue Issue 158 Issue 158
Buy for $5.49
View | Add to Cart
Issue 157 
                issue Issue 157 Issue 157
Buy for $5.49
View | Add to Cart
Issue 156 
                issue Issue 156 Issue 156
Buy for $5.49
View | Add to Cart
Issue 155 
                issue Issue 155 Issue 155
Buy for $5.49
View | Add to Cart
Issue 154 
                issue Issue 154 Issue 154
Buy for $5.49
View | Add to Cart
Issue 153 
                issue Issue 153 Issue 153
Buy for $5.49
View | Add to Cart
Issue 152 
                issue Issue 152 Issue 152
Buy for $5.49
View | Add to Cart
Issue 151 
                issue Issue 151 Issue 151
Buy for $5.49
View | Add to Cart
Issue 150 
                issue Issue 150 Issue 150
Buy for $5.49
View | Add to Cart
Issue 149 
                issue Issue 149 Issue 149
Buy for $5.49
View | Add to Cart
Issue 148 
                issue Issue 148 Issue 148
Buy for $5.49
View | Add to Cart
Issue 147 
                issue Issue 147 Issue 147
Buy for $5.49
View | Add to Cart
Issue 146 
                issue Issue 146 Issue 146
Buy for $5.49
View | Add to Cart
Issue 145 
                issue Issue 145 Issue 145
Buy for $5.49
View | Add to Cart
Issue 144 
                issue Issue 144 Issue 144
Buy for $5.49
View | Add to Cart
Issue 143 
                issue Issue 143 Issue 143
Buy for $5.49
View | Add to Cart
Issue 142 
                issue Issue 142 Issue 142
Buy for $5.49
View | Add to Cart
Issue 141 
                issue Issue 141 Issue 141
Buy for $5.49
View | Add to Cart
Issue 140 
                issue Issue 140 Issue 140
Buy for $5.49
View | Add to Cart
Issue 139 
                issue Issue 139 Issue 139
Buy for $5.49
View | Add to Cart
Issue 138 
                issue Issue 138 Issue 138
Buy for $5.49
View | Add to Cart
Issue 137 
                issue Issue 137 Issue 137
Buy for $5.49
View | Add to Cart
Issue 136 
                issue Issue 136 Issue 136
Buy for $5.49
View | Add to Cart
Issue 135 
                issue Issue 135 Issue 135
Buy for $5.49
View | Add to Cart
Issue 134 
                issue Issue 134 Issue 134
Buy for $5.49
View | Add to Cart
Issue 133 
                issue Issue 133 Issue 133
Buy for $5.49
View | Add to Cart
Issue 132 
                issue Issue 132 Issue 132
Buy for $5.49
View | Add to Cart
Issue 131 
                issue Issue 131 Issue 131
Buy for $5.49
View | Add to Cart
Issue 130 
                issue Issue 130 Issue 130
Buy for $5.49
View | Add to Cart
Issue 129 
                issue Issue 129 Issue 129
Buy for $5.49
View | Add to Cart
Issue 128 
                issue Issue 128 Issue 128
Buy for $5.49
View | Add to Cart
Issue 127 
                issue Issue 127 Issue 127
Buy for $5.49
View | Add to Cart
Issue 126 
                issue Issue 126 Issue 126
Buy for $5.49
View | Add to Cart
Issue 125 
                issue Issue 125 Issue 125
Buy for $5.49
View | Add to Cart
Issue 124 
                issue Issue 124 Issue 124
Buy for $5.49
View | Add to Cart
Issue 123 
                issue Issue 123 Issue 123
Buy for $5.49
View | Add to Cart
Issue 122 
                issue Issue 122 Issue 122
Buy for $5.49
View | Add to Cart
Issue 121 
                issue Issue 121 Issue 121
Buy for $5.49
View | Add to Cart
Issue 120 
                issue Issue 120 Issue 120
Buy for $5.49
View | Add to Cart
Issue 119 
                issue Issue 119 Issue 119
Buy for $5.49
View | Add to Cart
Issue 118 
                issue Issue 118 Issue 118
Buy for $5.49
View | Add to Cart
Issue 117 
                issue Issue 117 Issue 117
Buy for $5.49
View | Add to Cart
Issue 116 
                issue Issue 116 Issue 116
Buy for $5.49
View | Add to Cart
Issue 115 
                issue Issue 115 Issue 115
Buy for $5.49
View | Add to Cart
Issue 114 
                issue Issue 114 Issue 114
Buy for $5.49
View | Add to Cart
Issue 113 
                issue Issue 113 Issue 113
Buy for $5.49
View | Add to Cart
Issue 112 
                issue Issue 112 Issue 112
Buy for $5.49
View | Add to Cart
Issue 111 
                issue Issue 111 Issue 111
Buy for $5.49
View | Add to Cart
Issue 110 
                issue Issue 110 Issue 110
Buy for $5.49
View | Add to Cart
Issue 109 
                issue Issue 109 Issue 109
Buy for $5.49
View | Add to Cart
Issue 108 
                issue Issue 108 Issue 108
Buy for $5.49
View | Add to Cart
Issue 107 
                issue Issue 107 Issue 107
Buy for $5.49
View | Add to Cart
Issue 106 
                issue Issue 106 Issue 106
Buy for $5.49
View | Add to Cart
Issue 105 
                issue Issue 105 Issue 105
Buy for $5.49
View | Add to Cart
Issue 104 
                issue Issue 104 Issue 104
Buy for $5.49
View | Add to Cart
Issue 103 
                issue Issue 103 Issue 103
Buy for $5.49
View | Add to Cart
Issue 102 
                issue Issue 102 Issue 102
Buy for $5.49
View | Add to Cart
Issue 101 
                issue Issue 101 Issue 101
Buy for $5.49
View | Add to Cart
Issue 100 
                issue Issue 100 Issue 100
Buy for $5.49
View | Add to Cart
Issue 99 
                issue Issue 99 Issue 99
Buy for $5.49
View | Add to Cart