Why???

Hi, do you know how to achieve Team effort? My hamsters quit 1-2 min before achievement is gotten

This game is clearly designed for children, and I'm a grown man with 30 years of gaming experience, and I lose on the easiest difficulty, lol. I'll get basically as close to perfect as humanly possible, and still only get 2 stars on a mini game. I tried the hardest and the easiest difficulty multiple times, and honestly, they feel the exact same. My little kids (7 and 5) asked me to beat the race for them, because they were so frustrated trying to progress, and it took me multiple tries of failing. Somethi...

It seems that hamsters have been completely forgotten :(

Won’t allow me to to have all 6 hamsters with all perks active. What am I doing wrong?