The use of manipulative objects in the teaching of younger children has been a well know and accepted educational practice for over 200 years. The use of manipulative blocks have been valuable in the teaching of subjects such as the alphabet, linear and multidimensional measurements and early mathematics to name a few. In the current work, we present a brief overview of the traditional use of t...

This article presents FAST-LIO2: a fast, robust, and versatile LiDAR-inertial odometry framework. Building on highly efficient tightly coupled iterated Kalman filter, FAST-LIO2 has two key novelties that allow accurate LiDAR navigation (and mapping). The first one is directly registering raw points to the map subsequently update map, i.e., mapping) without extracting features. enables exploitat...

Background Today, lifestyle changes have led to increasing fast food consumption. Regarding importance of nutrition in adolescence, the present study aimed to identify determinants of fast food consumption using theory of planned behavior among students of guidance schools in Tehran, Iran. Materials and Methods This cross-sectional study (descriptive-analytical) was carried out using self-admin...