If you want to have a look at those special videos become a member and join by clicking this link [ Ссылка ]
There are kits and materials to make your own devices - as well as my books and some lesson Powerpoints - in our webshop at [ Ссылка ]
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If you want to have a look at those special videos become a member and join by clicking this link [ Ссылка ]
There are kits and materials to make your own devices - as well as my books and some lesson Powerpoints - in our webshop at [ Ссылка ]