Text (SMS) is an iconic sign. Simply hold up both closed hands in front of you, and proceed to mimic texting on your smart phone by pressing your thumbs onto your respective fists in alternating fashion.
Teach your toddler the texting sign when they ask you for the first time what you are doing on your smart phone.
Teach your toddler this sign in conjunction with the flash cards of your related gadgets or devices.
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