2024 42 USC 1869a – Contracts for precollege science or engineering curriculum development activities; inspection of materials by parent or guardian

2023 42 USC 1869a – Contracts for precollege science or engineering curriculum development activities; inspection of materials by parent or guardian

2022 42 USC 1869a – Contracts for precollege science or engineering curriculum development activities; inspection of materials by parent or guardian

2021 42 USC 1869a – Contracts for precollege science or engineering curriculum development activities; inspection of materials by parent or guardian

2020 42 USC 1869a – Contracts for precollege science or engineering curriculum development activities; inspection of materials by parent or guardian

2018 42 USC 1869a – Contracts for precollege science or engineering curriculum development activities; inspection of materials by parent or guardian

2017 42 USC 1869a – Contracts for precollege science or engineering curriculum development activities; inspection of materials by parent or guardian

2015 42 USC 1869a – Contracts for precollege science or engineering curriculum development activities; inspection of materials by parent or guardian

2014 42 USC 1869a – Contracts for precollege science or engineering curriculum development activities; inspection of materials by parent or guardian