Kids tablet full parental control 8gb storage rear camera micro sdhc 1 gb ddr3 ram recommended minimum age 3 years educational content music logic adventure creativity reading vocabulary display size 8 inch clock frequency 1 ghz screen diagonal 2032 cm display resolution 1024 x 768 pixel display type touchscreen picture format 43 processor core 1 processor type arm cortex operating system google android 41 jelly bean ram 1 gb internal memo