As of now, there are no official announcements regarding a third film of the Three Investigators. The decision to make a third film would depend on the success of the previous films, the interest of the audience, and the availability of the cast and crew. Fans of the series will have to wait for any updates from the filmmakers or production company regarding a potential third installment. **

Criminal investigators and detectives share some similarities in their roles, as both are responsible for gathering evidence, interviewing witnesses, and solving crimes. However, criminal investigators often work for law enforcement agencies and may have specialized training in forensic science and crime scene analysis. Detectives, on the other hand, may work for law enforcement or private agencies and often focus on solving specific types of crimes or working on individual cases. Overall, while there are similarities between the two roles, criminal investigators may have a broader range of responsibilities and access to more resources. **

Yes, the School Investigators are still known by many people. They are a popular group of students who work together to solve mysteries and problems within their school. Their adventures and problem-solving skills have made them well-known and beloved by many fans. The School Investigators continue to be a source of inspiration and entertainment for people of all ages. **

The book series about the three investigators is called "The Three Investigators" series. It was created by Robert Arthur, and later continued by other authors. The series follows three young boys who solve mysteries and crimes in their hometown with the help of their mentor, Alfred Hitchcock. The main characters are Jupiter Jones, Pete Crenshaw, and Bob Andrews, and they often find themselves in thrilling and suspenseful situations as they use their intelligence and resourcefulness to crack the cases. **

No, drugs do not appear in the Three Investigators series. The series is aimed at young readers and focuses on the adventures of three teenage boys who solve mysteries. The stories typically involve puzzles, codes, and hidden clues, but do not include any references to drugs or substance abuse. The series is known for its wholesome and family-friendly content. **

Criminal investigators do not typically wear a specific uniform like police officers do. Instead, they often dress in plain clothes to blend in with the general public while conducting their investigations. This allows them to gather information discreetly and without drawing attention to themselves. However, some specialized units or agencies may have specific dress codes or attire for their investigators. **

Investigators at the BKA (Bundeskriminalamt) are trained through a combination of academic education and practical training. They typically undergo a rigorous academic program at the BKA's own training academy, where they study criminal law, investigative techniques, forensic science, and other relevant subjects. In addition to the academic training, investigators also receive practical, hands-on training through internships, on-the-job training, and mentorship from experienced investigators. This comprehensive training equips them with the knowledge and skills necessary to effectively carry out their investigative duties. **

Yes, BKA investigators and detectives are experienced professionals with extensive training and expertise in criminal investigations. They undergo rigorous training programs and have years of experience in handling complex cases. Their skills and knowledge enable them to effectively gather evidence, analyze information, and solve crimes. **