Hello! thanks for publish your project, I see what you want and I know how to create your 3D video animation for kids which is about 2-3 mins long, i will enjoy for do that.
I use the last softwares for design projects, I create awesome renders and animations 3D with VRAY & 3DMAX making high quality images for Animation, TV , social media and more. Then I use post production program called Photoshop or After Effects.
Other programs I use: Nuke, Cinema 4D, Illustraitor, CorelDraw and more.
Also I work in the design for website based in 3D and Animations.
I create this new user for work in Freelancers but You can see my projects that I upload in my portfolio.
I Dedicated Designer in the industry of 3D Animation & Visual Effects for 10 years.
Wait for your decision.
Thanks!
Max
VFX Compositor, Motion grapher, 3d Generalist.
Instagram: @in3d_design