Curve

1. my grade

1.1. help

1.1.1. YUP

2. Drive

2.1. car

2.1.1. Nissan

2.1.1.1. College

2.2. Curb

2.2.1. ruined

2.2.1.1. car

3. ball

3.1. soccer

3.2. basketball

3.3. football

3.3.1. games

3.3.1.1. dance

3.3.1.2. band

3.3.1.3. cheerleaders

3.3.1.4. players

4. math

4.1. equations

4.2. adding

4.3. subtracts

4.3.1. teachers