Here is another fun spider robot for kids that gets them familiar with STEM concepts. The MeccaSpider Robot has multiple programming modes and games. You can interact with it using its buttons or the app. MeccaSpider has an IR sensor to detect movement and provide users with a more engaging experience.
The kit comes with 291 parts, 2 motor motors, 1 IR sensor, 1 brain module, and everything you need to get started. Costs under $90 at this time.