Includes the essential blocks for building different alarms.
Try making your own intruder alarm or Morse code machine as well as many other gadgets that can be used in your daily life.
Ages 5
$ 15.45
$ 29.45
$ 15.45
$ 29.45
Includes the essential blocks for building different alarms.
Try making your own intruder alarm or Morse code machine as well as many other gadgets that can be used in your daily life.
Ages 5
$ 48.00
$ 59.00
$ 79.99
$ 69.03
$ 53.10
$ 88.18
$ 67.83
$ 90.40
$ 69.54
$ 54.93
$ 42.25
$ 86.85
$ 66.81
$ 53.17
$ 40.90
$ 63.00
