- Selena GomezZella Williams
- Experiments on the Weather (Do-It-Yorself Science)Zella Williams
- America FererraZella Williams
- Word Problems Using Addition and SubtractionZella Williams, Rebecca Wingard-Nelson
- Experiments on Rocks and the Rock Cycle (Do-It-Yourself Science)Zella Williams
- Howler monkeys and other Latin America monkeys =Zella Williams
- Tony RomoZella Williams
- Piranhas and other creatures of the AmazonZella Williams
- Word Problems Using FractionsZella Williams, Rebecca Wingard-Nelson
- Word Problems Using Ratios and ProportionsZella Williams, Rebecca Wingard-Nelson
- ShakiraZella Williams
