![Amazon.com: Marble Run: 123 Piece Set (103 Durable Pieces and 20 Marbles) Exclusively at MINDWARE! : Toys & Games Amazon.com: Marble Run: 123 Piece Set (103 Durable Pieces and 20 Marbles) Exclusively at MINDWARE! : Toys & Games](https://m.media-amazon.com/images/I/71myTTXnJDL._AC_UF350,350_QL80_.jpg)
Amazon.com: Marble Run: 123 Piece Set (103 Durable Pieces and 20 Marbles) Exclusively at MINDWARE! : Toys & Games
![Amazon.com: MindWare Marble Run Sparkle Builder Set The Next Generation Marble Maze Kids Toys - STEM Marble Run - Recommended for Ages 6+ - Educational Gift for Girls and Boys : Toys & Games Amazon.com: MindWare Marble Run Sparkle Builder Set The Next Generation Marble Maze Kids Toys - STEM Marble Run - Recommended for Ages 6+ - Educational Gift for Girls and Boys : Toys & Games](https://m.media-amazon.com/images/I/81Nfy-xHerL.jpg)
Amazon.com: MindWare Marble Run Sparkle Builder Set The Next Generation Marble Maze Kids Toys - STEM Marble Run - Recommended for Ages 6+ - Educational Gift for Girls and Boys : Toys & Games
![Amazon.com: Marble Run: 123 Piece Set (103 Durable Pieces and 20 Marbles) Exclusively at MINDWARE! : Toys & Games Amazon.com: Marble Run: 123 Piece Set (103 Durable Pieces and 20 Marbles) Exclusively at MINDWARE! : Toys & Games](https://m.media-amazon.com/images/I/51tCUhvvO+L.jpg)
Amazon.com: Marble Run: 123 Piece Set (103 Durable Pieces and 20 Marbles) Exclusively at MINDWARE! : Toys & Games
![SOLVED: Question 1 (1 point): There are 235 books in a library. On Monday, 123 books are taken out. On Tuesday, 56 books are brought back. How many books are there now? SOLVED: Question 1 (1 point): There are 235 books in a library. On Monday, 123 books are taken out. On Tuesday, 56 books are brought back. How many books are there now?](https://cdn.numerade.com/ask_previews/d947f32a-ba53-40b7-877d-699a9a6fe384_large.jpg)