Here you have a camera from AGFAPHOTO that is equipped with a LCD/OLED viewfinder and the sensor is a so-called CMOS sensor. Weighing 115 grams, it is a light and nimble camera.
From Amazon
AGFAPHOTO kids camera Realikids Cam 2 HD Digital camera for kids with SD card slot up to 32GB | 3.5" LCD screen | Lithium battery and ergonomic design | Kids toy camera with solid handle Blue
OnBuy
AGFA PHOTO Realikids Cam 2 Digital Camera for Children 12MP 3.5" Blue