iOS projects for kids :
Bluetooth Controlled Snowflake Sweater: LED matrix snowflake sweater with Bluetooth control. The animation and color can be controlled using the Adafruit Bluefruit LE Connect app for iOS or Android. (https://learn.adafruit.com/neopixel-matrix-snowflake-sweater?view=all)
3D Printed Halo Energy toy: an app-enabled sword built using an Adafruit Feather BLE 32u4 micro-controller. Lets you change the animation or color of the LEDs. (https://learn.adafruit.com/halo-energy-sword)
Bluetooth Feather Lamp: This is a Bluetooth controlled LED lamp with an Adafruit Feather 32u4 Bluefruit LE and a NeoPixel ring. (https://learn.adafruit.com/ble-feather-lamp/overview?utm_source=youtube&utm_medium=videodescrip&utm_campaign=3dprinting)
Wireless Charger for Apple Watch: Wireless chargers for Apple Watch that you can build your own. (https://learn.adafruit.com/portable-apple-watch-charger/overview)
Smartphone Charger Powered by Fire: Build your own thermoelectric emergency generator to charge your smartphone using fire. (http://www.instructables.com/id/Battery-Charger-Powered-by-Fire/)
Electric Skateboard w/ Bluetooth Controller: this is an electric skateboard with regenerative braking, an on/off switch, and Bluetooth. It has a max speed of 30 km/h.