WONDERBOX Summer Book 2020: For 1st and 2nd Graders - Study Puzzles and Geometry Problem Collection This is the 2020 Summer Book from WONDERBOX. It's an educational material for 1st and 2nd graders, featuring puzzles and geometry problems, with colorful illustrations and characters. 【Contents】 ・Educational material to train thinking skills through puzzles and geometry problems ・Includes problems devised by finalists of the Math Olympics ・Summer Book (supplementary material) of the monthly STEAM education curriculum 【Condition】 Used after photocopying, but the contents are clean. 【Special Notes】 ・Wonderbox is a power-up version of the company that created the hit learning app "Think!Think!". ・It is a STEAM education material backed by Hanamaru Learning. ・It is also attracting attention as a learning method that leads to passing the most difficult junior high school entrance exams. --- Recommended for improving your child's thinking skills and fostering a love for math. Please purchase if you understand that this is a used item. Instant purchase OK, anonymous shipping. Thank you very much. I will pack it carefully and ship it. I plan to list other educational and exam materials. Please also take a look at #SakuraBooksVarious